Mathematics
Mathematics, 30.11.2019 06:31, Hcalhoun21

Slader the internal revenue service claims it takes an average of 3.7 hours to complete a 1040 tax form, assuming th4e time to complete the form is normally distributed witha standard devait of the 30 minutes:
a. what percent of people would you expect to complete the form in less than 5 hours?
b. what time interval would you expect to include the middle 50 % of the tax filers?

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