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In: Statistics and Probability

Given a normal population whose mean is 575 and whose standard deviation is 26, find each...

Given a normal population whose mean is 575 and whose standard deviation is 26, find each of the following (use Excel to obtain more accuracy):

A. The probability that a random sample of 4 has a mean between 578 and 587.

Probability =

B. The probability that a random sample of 15 has a mean between 578 and 587.

Probability =

C. The probability that a random sample of 22 has a mean between 578 and 587.

Probability =

Solutions

Expert Solution

A.

B.

C.

orchestra answered 2 years ago
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