| About The Author |
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xiii | |
| Introduction |
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xv | |
| Chapter 1 Introduction To Data Analysis |
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1 | (14) |
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2 | (3) |
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5 | (2) |
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Audit Analytical Techniques |
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7 | (1) |
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7 | (1) |
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8 | (1) |
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Getting the Right Data for Analysis |
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9 | (2) |
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11 | (4) |
| Chapter 2 Understanding Sampling |
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15 | (14) |
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15 | (2) |
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17 | (3) |
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20 | (1) |
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20 | (1) |
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21 | (1) |
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Characteristics of Populations |
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21 | (1) |
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Population Variability and Probability Distributions |
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22 | (2) |
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22 | (1) |
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23 | (1) |
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Continuous Probability Distributions |
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24 | (3) |
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24 | (1) |
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25 | (1) |
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26 | (1) |
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Central Tendency and Skewed Distributions |
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26 | (1) |
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Population Characteristics |
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27 | (2) |
| Chapter 3 Judgmental Versus Statistical Sampling |
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29 | (16) |
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29 | (2) |
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31 | (1) |
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31 | (5) |
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Calculation of Sample Sizes |
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36 | (4) |
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Attribute Sampling Formula |
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36 | (2) |
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Classic Variable Sampling Formula |
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38 | (1) |
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38 | (2) |
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40 | (1) |
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41 | (1) |
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42 | (1) |
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Confusing Judgmental and Statistical Sampling |
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43 | (1) |
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Common Statistical Errors |
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43 | (2) |
| Chapter 4 Probability Theory In Data Analysis |
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45 | (10) |
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45 | (1) |
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46 | (1) |
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47 | (1) |
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48 | (1) |
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Probability Multiplication |
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48 | (1) |
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48 | (2) |
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50 | (1) |
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Use in Audit Risk Evaluation |
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51 | (1) |
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52 | (1) |
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52 | (1) |
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53 | (1) |
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Probability Distributions |
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53 | (2) |
| Chapter 5 Types Of Evidence |
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55 | (16) |
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55 | (4) |
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57 | (1) |
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57 | (1) |
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58 | (1) |
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58 | (1) |
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59 | (1) |
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Documenting the Audit Evidence |
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60 | (2) |
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60 | (3) |
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60 | (2) |
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Contents of Permanent File |
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62 | (1) |
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63 | (3) |
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63 | (1) |
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63 | (1) |
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Internal Control Descriptions |
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64 | (1) |
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64 | (1) |
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64 | (1) |
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65 | (1) |
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Report Planning Worksheets |
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65 | (1) |
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65 | (1) |
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65 | (1) |
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Follow-Up of Prior Audit Findings |
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66 | (1) |
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66 | (1) |
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66 | (1) |
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Administrative/Correspondence |
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66 | (1) |
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General Standards of Completion |
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66 | (5) |
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66 | (1) |
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67 | (1) |
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68 | (1) |
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68 | (1) |
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General Review Considerations |
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69 | (1) |
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Working Paper Retention/Security |
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70 | (1) |
| Chapter 6 Population Analysis |
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71 | (12) |
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71 | (1) |
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72 | (1) |
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72 | (2) |
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74 | (1) |
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75 | (1) |
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76 | (1) |
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77 | (3) |
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80 | (3) |
| Chapter 7 Correlations, Regressions, And Other Analyses |
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83 | (16) |
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83 | (1) |
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83 | (2) |
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85 | (1) |
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86 | (1) |
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86 | (2) |
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88 | (1) |
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88 | (2) |
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Audit Use of Correlation Analysis |
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90 | (1) |
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91 | (1) |
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Ratio and Regression Analysis |
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92 | (1) |
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The Least Squares Regression Line |
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93 | (1) |
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Audit Use of Regression Analysis |
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94 | (1) |
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94 | (2) |
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96 | (1) |
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Nonparametric Measurement |
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96 | (1) |
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Kruskal-Wallis Analysis of Variance (ANOVA) Testing |
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96 | (3) |
| Chapter 8 Conducting The Audit |
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99 | (20) |
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99 | (1) |
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100 | (4) |
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Determining Audit Objectives |
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104 | (1) |
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105 | (1) |
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106 | (1) |
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106 | (1) |
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Performance and Operational Audits |
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107 | (1) |
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107 | (1) |
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108 | (2) |
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110 | (1) |
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110 | (1) |
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111 | (1) |
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Audits of Significant Balances and Classes of Transactions |
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112 | (7) |
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114 | (1) |
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Accounts Receivable Audits |
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115 | (1) |
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116 | (1) |
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116 | (1) |
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Corporate Treasury Audits |
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117 | (2) |
| Chapter 9 Obtaining Information From It Systems For Analysis |
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119 | (16) |
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119 | (7) |
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Binary and Hexadecimal Data |
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119 | (1) |
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119 | (1) |
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119 | (1) |
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120 | (1) |
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120 | (1) |
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121 | (1) |
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121 | (1) |
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121 | (1) |
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122 | (1) |
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Principals. of Data Structures |
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123 | (1) |
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Database Structuring Approaches |
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123 | (2) |
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Sequential or Flat File Approach |
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123 | (1) |
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124 | (1) |
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124 | (1) |
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125 | (1) |
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125 | (24) |
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126 | (1) |
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126 | (2) |
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128 | (1) |
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129 | (1) |
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129 | (1) |
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130 | (1) |
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Obtaining Data from Printouts |
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131 | (1) |
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131 | (1) |
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132 | (3) |
| Chapter 10 Use Of Computer-Assisted Audit Techniques |
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135 | (24) |
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135 | (1) |
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136 | (1) |
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137 | (2) |
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Embedded Audit Modules (SCARFs-System Control Audit Review Files) |
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139 | (1) |
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139 | (2) |
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Generalized Audit Software |
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141 | (2) |
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Application- and Industry-Related Audit Software |
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143 | (1) |
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Customized Audit Software |
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144 | (1) |
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Information Retrieval Software |
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144 | (1) |
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144 | (1) |
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Conventional Programming Languages |
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144 | (1) |
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145 | (1) |
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146 | (1) |
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CAAT Use in Non-Computerized Areas |
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147 | (1) |
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147 | (2) |
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149 | (8) |
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150 | (1) |
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151 | (3) |
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154 | (1) |
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Services and Distribution |
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155 | (1) |
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155 | (2) |
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General Accounting Analyses |
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157 | (2) |
| Chapter 11 Analysis Of Big Data |
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159 | (12) |
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Online Analytical Processing (OLAP) |
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161 | (1) |
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162 | (2) |
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Other Big Data Technologies |
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164 | (3) |
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167 | (1) |
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Statistical Analysis and Big Data |
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167 | (1) |
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168 | (3) |
| Chapter 12 Results Analysis And Validation |
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171 | (10) |
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Implementation of the Audit Plan |
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172 | (1) |
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Substantive Analytical Procedures |
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173 | (2) |
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175 | (2) |
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177 | (1) |
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177 | (1) |
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Use of Likert Scales in Data Analysis |
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178 | (1) |
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Statistical Reliability Analysis |
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179 | (2) |
| Chapter 13 Fraud Detection Using Data Analysis |
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181 | (24) |
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181 | (3) |
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181 | (1) |
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182 | (1) |
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General Personality Traits |
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182 | (2) |
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184 | (1) |
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Computer Fraud Protection |
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185 | (1) |
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186 | (1) |
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187 | (1) |
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188 | (1) |
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189 | (1) |
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190 | (8) |
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Detecting e-Commerce Fraud |
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198 | (3) |
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Business-to-Consumer (B2C) |
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200 | (1) |
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Business-to-Business (B2B) |
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200 | (1) |
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Fraud Detection in the Cloud |
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201 | (1) |
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Planning the Fraud Analysis |
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202 | (1) |
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Common Mistakes in Forensic Analysis |
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203 | (2) |
| Chapter 14 Root Cause Analysis |
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205 | (6) |
| Chapter 15 Data Analysis And Continuous Monitoring |
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211 | (14) |
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216 | (2) |
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218 | (2) |
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Implementing Continuous Monitoring |
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220 | (3) |
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Overcoming Negative Perceptions |
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223 | (1) |
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224 | (1) |
| Chapter 16 Continuous Auditing |
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225 | (12) |
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Continuous Auditing as Opposed to Continuous Monitoring |
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225 | (2) |
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Implementing Continuous Auditing |
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227 | (1) |
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Structuring the Implementation |
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228 | (2) |
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Perceived Downsides of Continuous Auditing |
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230 | (2) |
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232 | (1) |
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233 | (1) |
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234 | (3) |
| Chapter 17 Financial Analysis |
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237 | (26) |
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238 | (8) |
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240 | (2) |
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242 | (1) |
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243 | (3) |
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Creative Revenue Enhancements |
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246 | (1) |
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246 | (1) |
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Extraordinary Gains and Losses |
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246 | (1) |
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247 | (5) |
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252 | (1) |
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252 | (1) |
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252 | (2) |
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254 | (2) |
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Accounts Payable Analysis and Reconciliation |
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256 | (1) |
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Analysis of Duplicate Payments |
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257 | (1) |
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Payments for Goods or Services Not Received |
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257 | (1) |
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Financial Database Analysis |
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258 | (1) |
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Achieving Appropriate Discounts |
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259 | (1) |
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Analyzing Accounts Receivable |
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259 | (4) |
| Chapter 18 Excel And Data Analysis |
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263 | (12) |
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265 | (3) |
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266 | (1) |
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266 | (1) |
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Excel Financial Functions |
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267 | (1) |
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Financial Analysis Using Excel |
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268 | (1) |
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268 | (1) |
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269 | (1) |
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270 | (1) |
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271 | (4) |
| Chapter 19 ACL And Data Analysis |
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275 | (12) |
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275 | (1) |
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276 | (3) |
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Joining and Merging Tables |
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279 | (1) |
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280 | (1) |
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280 | (2) |
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282 | (2) |
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282 | (1) |
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283 | (1) |
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283 | (1) |
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Creating from a Table History |
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283 | (1) |
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Creating from Log Entries |
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284 | (1) |
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284 | (1) |
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Copying from Another ACL Project |
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284 | (1) |
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Continuous Monitoring/Auditing in ACL |
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284 | (1) |
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285 | (2) |
| Chapter 20 Idea And Data Analysis |
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287 | (10) |
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287 | (1) |
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288 | (1) |
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289 | (1) |
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290 | (1) |
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291 | (1) |
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Print Report and Adobe PDF Files |
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291 | (2) |
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293 | (4) |
| Chapter 21 SAS And Data Analysis |
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297 | (6) |
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298 | (1) |
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Importing and Analyzing Data |
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299 | (2) |
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301 | (2) |
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301 | (1) |
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Enterprise Case Management |
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301 | (2) |
| Chapter 22 Analysis Reporting |
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303 | (18) |
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Conventional Internal Audit Report Writing |
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303 | (3) |
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304 | (1) |
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General Audit Reporting and Follow-Up |
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305 | (1) |
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306 | (7) |
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309 | (1) |
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309 | (1) |
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309 | (1) |
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Background, Scope, and Objectives |
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310 | (1) |
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Summary of Major Findings |
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310 | (1) |
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310 | (1) |
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311 | (1) |
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312 | (1) |
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The Technical Analytical Report |
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313 | (3) |
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Polishing and Editing the Report |
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316 | (1) |
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317 | (1) |
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318 | (3) |
| Chapter 23 Data Visualization And Presentation |
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321 | (16) |
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321 | (3) |
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Choosing Visuals for Impact |
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324 | (6) |
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Non-Quantitative Visualization |
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330 | (1) |
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330 | (1) |
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331 | (1) |
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332 | (3) |
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335 | (1) |
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Making Visualization Effective |
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336 | (1) |
| Chapter 24 Conclusion |
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337 | (10) |
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338 | (2) |
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340 | (1) |
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340 | (1) |
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Specialists or Generalists |
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341 | (1) |
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Centralized or Decentralized |
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342 | (1) |
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Analytical Problems Now and in the Future |
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343 | (1) |
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344 | (3) |
| Appendix 1: ACL Usage |
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347 | (22) |
| Appendix 2: Idea Usage |
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369 | (20) |
| Appendix 3: Risk Assessment: A Working Example |
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389 | (4) |
| Index |
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393 | |