Data relevant to the December 31, 20X1 audit of accounts receivable in two of your clients is presented in the tabulation below.
Company X Company Y
Clients bv $90,000.00 $200,000.00
Population size 1000 2000
Desired risk of incorrect acceptance 20% 30%
Desired risk of incorrect rejection 10% 5%
Tolerable misstatement $9,000.00 $10,000.00
Estimated Standard deviation $50.00 $25.00
a. Determine sample size for each company using MPU estimation sampling.
b. Assume the total audited value of the Company X sample is $13600 and the standard deviation is $52.
Evaluate the sample results.
c. Assume the average of the sample audit values in the Company Y sample is $90 and the standard
deviation is $30. Evaluate the sample results.