Asked by Dot
a. What is the probability that a sample of 50 male graduates will provide a sample mean within $.50 of the population mean, $21.68?
b. What is the probability that a sample of 50 female graduates will provide a sample mean within $.50 of the population mean, $18.80?
d. What is the probability that a sample of 120 female graduates will provide a sample mean more than $.30 below the population mean?
b. What is the probability that a sample of 50 female graduates will provide a sample mean within $.50 of the population mean, $18.80?
d. What is the probability that a sample of 120 female graduates will provide a sample mean more than $.30 below the population mean?
Answers
Answered by
PsyDAG
Lacking data. Need to have some measure of variability to solve.
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