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Asked by Tracy

If the population standard deviation is   8, how
large a sample is necessary to have a standard error
that is:
a. less than 4 points?
b. less than 2 points?
c. less than 1 point?


12 years ago

Answers

Answered by PsyDAG
SEm = standard error of the mean

SEm = SD/√n

Insert values and solve.
12 years ago

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