Ch 17 Sampling Problem F09

Ch 17 Sampling Problem F09 - Stratum Acct Balance Amount...

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Chapter 17 Sampling Problem Name:______________________________________ Part A - Compute Sample Size Use the AICPA sampling formula to select a sample size for testing accounts receivable based on the information below. The company has two major customers that will be tested as a separate stratum. Book value of accounts receivable Tolerable misstatement Individual material accounts (2 accts - amount is combined balance of accounts) Assurance factor (Low risk, no assurance from other tests) 6,000,000 100,000 1,600,000 2.0 Calculate sample size Part B - Project Error Regardless of your answer to part a., assume that a total sample of 100 was selected and allocated as follows: Stratum Account Description # of accounts Sample Size Sample Amount Population Value 1 2 3 > $50,000 10,000 - 49,999 < $10,000 2 120 700 2 40 58 1,600,000 1,000,000 200,000 1,600,000 3,200,000 1,200,000 2,800,000 6,000,000 Three differences were uncovered as described on the following page. Continued on next page
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Sampling Problem Errors and untested amounts:
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Unformatted text preview: Stratum Acct # Balance Amount Confirmed Explanation 2 2 3 2196 1347 3652 40,000 35,000 10,000 20,000 25,000 2,000 Duplicate shipment not ordered by customer Customer payment on 12/29, rec’d by client on 1/3 Sale recorded 12/29 for goods shipped 1/3 Compute the projected error using the format below, which is similar to page 139 of the notes. Note: The above are individual errors. Compute the error rate for each stratum by dividing the total error in each stratum by the total sample size for that stratum. Stratum Stratum Sample Size in Dollars Strata Errors Strata Error Rate Stratum Book Value Projected Error 1 2 3 1,600,000 1,000,000 200,000 Totals 2,800,000 6,000,000 Part C- Evaluate the acceptability of the population and possible courses of action. (Describe the action(s) you would take for these circumstances, and explain why. Do not just list the five possible courses of action.)...
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Ch 17 Sampling Problem F09 - Stratum Acct Balance Amount...

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