Answered

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The grades for the latest statistics exam are normally distributed. The mean was 93 with a standard deviation of 4. What is the probability that you will receive a grade
that is between 89 and 97 on this exam?
О 99.74%
47.72%
O 95.44%
68.24%

Sagot :

Answer:68.27%

Step-by-step explanation:

TI84

2nd distr

normalcdf(89,97,93,4)

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