A normal population has a mean of 80.0 and a standard, Ask an Expert

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I've tried to do the problem below using Excel, specifically Megastat. I must not be doing it right. Could you please help me using an Excel format

A normal population has a mean of 80.0 and a standard deviation of 14.0.

a. Compute the probability of a value between 75.0 and 90.0.

b. Compute the probability of a value 75.0 or less.

c. Compute the probability of a value between 55.0 and 70.0.

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Statistics and Probability, Statistics

Category:- Statistics and Probability
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