The internal auditor for your company believes that 10 percent of their invoices contain errors.To check this theory,20 invoices are randomly selected and 5 are found to have errors.The claim of the auditor will be rejected.

Question

Quizplus · Accepted Answer

The auditor's claim is rejected because the sample of 20 invoices found a higher percentage of errors (5/20 = 25%) than the auditor's claim of 10%.

The Internal Auditor for Your Company Believes That 10 Percent