Asked by slomomo
If a population has a standard deviation σ of 18.2 units, what is the standard error of the mean if samples of size 25 are selected? Show all work.
standard error of the mean = 0/sqrt(n)
= 18.2/sqrt(25)
= 18.2/5
=3.64
Answer 3.64
standard error of the mean = 0/sqrt(n)
= 18.2/sqrt(25)
= 18.2/5
=3.64
Answer 3.64
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