Mathematics, 08.10.2020 03:01, mayasofia

Select the correct answer. Brittany uses a stopwatch to time how long it takes each day for her school bus to travel from her house to school. She finds that the times are distributed normally, with a mean of 21 minutes and a standard deviation of 2 minutes. If there are 180 school days each year, approximately how many times in Brittany's four years of high school will the school bus take more than 27 minutes to travel from Brittany's house to school?

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Select the correct answer. Brittany uses a stopwatch to time how long it takes each day for her scho...