The time taken to travel between two regional cities is approximately normally distributed with a mean of 70 minutes and a standard de

Question

The time taken to travel between two regional cities is approximately normally distributed with a mean of
70 minutes and a standard deviation of 2 minutes.
The percentage of travel times that are between 66 minutes and 72 minutes is closest to
A. 2.5%
B. 34%
C. 68%
D. 81.5%
E. 95%

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Hồng Cúc 6 months 2021-08-01T16:28:18+00:00 1 Answers 11 views 0

Answers ( )

    0
    2021-08-01T16:29:53+00:00

    Answer:

    D

    Step-by-step explanation:

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