The time for a professor to grade a student’s homework in statistics is normally distributed with a mean of 13.3 minutes and a standard devi

Question

The time for a professor to grade a student’s homework in statistics is normally distributed with a mean of 13.3 minutes and a standard deviation of 2.0 minutes. What is the probability that randomly selected homework will require less than 17 minutes to grade?

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Thu Hương 5 years 2021-07-24T04:24:52+00:00 1 Answers 27 views 0

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  1. RuslanHeatt
    0
    2021-07-24T04:26:20+00:00
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    Answer:

    0.96784

    Step-by-step explanation:

    17-13.3/2

    =1.85

    p(x<1.85)

    =0.96784

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