An accounting firm is planning for the next tax preparation season. From last year's returns, the firm collects a system
Posted: Wed Jul 06, 2022 12:40 pm
An accounting firm is planning for the next tax preparation season. From last year's returns, the firm collects a systematic random sample of 100 filings. The 100 filings showed an average preparation time of 90 minutes with a standard deviation of 140 minutes. What is the probability that the mean completion time is between 1 and 2 hours, Le... 60 and 120 minutes? A) Approximately 1 B) 0.9678 OC) 0.1664 D) 0.8336