Mathematics, 22.01.2021 03:40 ambercombs

The average amount of time to finish this quiz is 26 minutes with a standard deviation of 1.2 minutes. What is the probability that you will finish this quiz in 27.8 minutes or less? Write your answer as a percentage with 2 decimals.

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The average amount of time to finish this quiz is 26 minutes with a standard deviation of 1.2 minute...