sA population has a mean of 50 and a standard
sA population has a mean of 50 and a standard deviation of 10.If a random sample of 64 is taken, what is the probability that the sample mean is each of the following?
a. Greater than 52
b. Less than 51
c. Less than 47
d. Between 48.5 and 52.4
e. Between 50.6 and 51.3

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