Mathematics, 03.11.2021 02:00 tmrsavage02p7cj16

Shanzay completes her homework every day and it takes her on average 130 minutes with a standard deviation of 30 minutes. For 36 randomly chosen days, what is the probability that the mean time she will spend is more than 120 minutes and less than 140 minutes? Write your answer in percentage correct to two decimal places.

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