审计学（英文）_12 OVERALL AUDIT PLAN AND AUDIT PROGRAM

OVERALL AUDIT PLANAND AUDIT 12 PROGRAM HOW MUCH AND WHAT KIND OF TESTING WILL GET THE JOB DONE? Arens, Loebbecke; Auditing, 8/E @2000 Prentice hall.Inc

Arens, Loebbecke; Auditing, 8/E ©2000 Prentice Hall, Inc. OVERALL AUDIT PLAN AND AUDIT PROGRAM HOW MUCH AND WHAT KIND OF TESTING WILL GET THE JOB DONE? 12

TYPES OF TESTS Procedures to obtain an understanding ofinternal control Test of controls Substantive tests of transactions Analytical procedures Tests of details of balances Arens, Loebbecke; Auditing, 8/E @2000 Prentice hall.Inc

Arens, Loebbecke; Auditing, 8/E ©2000 Prentice Hall, Inc. Procedures to obtain an understanding of internal control Test of controls Substantive tests of transactions Analytical procedures Tests of details of balances

Figure 12.1 Types of Tests and the Audit Risk Model AAR IR XCR PDR Audit risk Model P rocedures Sufficient Substantive Tests of to obtain an Tests of Analytical understanding of + controls+ tests of f procedures+ details ofcompetent balances evidence internal control transactions per gaas ypes DPT’s of Audit Tests Arens, Loebbecke; Auditing, 8/E @2000 Prentice hall.Inc

Arens, Loebbecke; Auditing, 8/E ©2000 Prentice Hall, Inc. Procedures to obtain an understanding of internal control Tests of controls Substantive tests of transactions Analytical procedures Sufficient competent evidence per GAAS Tests of details of balances + + + + = Audit Risk Model Types of Audit Tests AAR IR X CR = PDR Figure 12 - 1 Types of Tests and the Audit Risk Model DPT’s

TABLE 12-2 Relationship between Types of Tests and Evidence Type of Evidence oE9 Type of Test Procedures to obtain an understanding of internal control Tests of controls √√√ Substantive tests of transactions Analytical procedures Tests of details of balances Arens, Loebbecke; Auditing, 8/E @2000 Prentice hall.Inc

Arens, Loebbecke; Auditing, 8/E ©2000 Prentice Hall, Inc. TABLE 12 - 2 Relationship between Types of Tests and Evidence

TABLE 12 Variations in Evidence mix Procedures to obtain an Understanding Tests Substantive Tests Analytical Tests of Details of Internal Control of Controls of Transactions Procedures of balances Audit l Audit 2 Audit 3 MNM MEE M SMEE Audit 4 E= Extensive amount of testing; M= medium amount of testing; S=small amount of testing; n= no testing Arens, Loebbecke; Auditing, 8/E @2000 Prentice hall.Inc

Arens, Loebbecke; Auditing, 8/E ©2000 Prentice Hall, Inc. E = Extensive amount of testing; M= medium amount of testing; S = small amount of testing; N = no testing. TABLE 12 - 3 Variations in Evidence Mix

FIGURE 12-6 Role of All audit Tests in the audit of the sales and Collection Cycle ales Accounts Receivable Cash in Bank Sales transaction Cash receipts transactions Audited by toc, Audited by ToC, SToT, and Ap SToT, and AP Ending Ender balance balance Audited by AP Audited by AP and TDB and TDB Tests of controls (including procedures Substantive Tests of Sufficient to gain an understanding tests of details of procedure competent of internal control) transactions (AP) balances evidence 〔Tog (STOT) (TDB) per GAAS Arens, Loebbecke; Auditing, 8/E @2000 Prentice hall.Inc

Arens, Loebbecke; Auditing, 8/E ©2000 Prentice Hall, Inc. FIGURE 12 -6 Role of All Audit Tests in the Audit of the Sales and Collection Cycle

FIGURE Audit Assurance from Substantive Tests and Tests of Controls 12-7 at Different Levels of Internal Control Effectiveness Acceptable assurance Audit assurance from ntrol risk assessment and tests of controls Audit assurance from substantive tests No assurance C INTERNAL CONTROL EFFECTIVENESS Strong contre No reliance on controls not cost-effective Some reliance on controls C, Maximum reliance on controls Arens, Loebbecke; Auditing, 8/E

Arens, Loebbecke; Auditing, 8/E ©2000 Prentice Hall, Inc. FIGURE 12 - 7 Audit Assurance from Substantive Tests and Tests of Controls at Different Levels of Internal Control Effectiveness

dit approa background informatic FIGURE 12-13 clients legal obligations Summary of the d internal control Audit process HASE II rm tests of assessed level Perform tests of controls Perform substantive tests Assess likelihood。f tements in financial PHASE III Medium High Pests of detai of balances of details of balance PHASE IV Review for contingent liabilities Review for subsequent events Evaluate results Issue audit rep。rt Arens, Loebbecke; Auditing, 8/E @2000 Prentice hall.Inc

Arens, Loebbecke; Auditing, 8/E ©2000 Prentice Hall, Inc. FIGURE 12 - 13 Summary of the Audit Process

Perform procedures to understand interna FIGURE 12-8 control Assess control risk Methodology for Designing tests of Controls and Evaluate cost-benefit of Substantive Tests of testing controls Transactions Design tests of Audit procedures controls and substantive tests Sample size of transactions to meet Items to select transaction-related Arens, Loebbecke; Auditing, 8/E audit objectives Timing @2000 Prentice hall.Inc

Arens, Loebbecke; Auditing, 8/E ©2000 Prentice Hall, Inc. FIGURE 12 - 8 Methodology for Designing Tests of Controls and Substantive Tests of Transactions

Set tolerable misstatement FIGURE 12-10 and assess inherent risk for accounts receivable Assess control risk for sales d collection cycle Methodology for Design and perform Designing tests of tests of controls and substantive tests of Details of transactions for sales and Balances-Accounts receivable collection cycle Design and perform analytical for ac receivable balance Design tests of details of Audit procedures accounts receivable balance Sample size to satisfy balance-related Items to select audit objectives TImIng

Arens, Loebbecke; Auditing, 8/E ©2000 Prentice Hall, Inc. FIGURE 12 - 10 Methodology for Designing Tests of Details of Balances-Accounts Receivable