Question: Given a normal distribution with u= 100, & o=10, if you select a sample of n=25, what is the probability that x bar is a.

Given a normal distribution with u= 100, & o=10, if you select a sample of n=25, what is the probability that x bar is

a. less than 95?

b. between 95 & 97.5?

c. above 102.2?

d. There is a 65% chance that X bar is above what value?

Need answers in excel formulas

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