Multiple Choice
A population that consists of 250 items has a mean of 37 and a standard deviation of 13. A sample of size 5 is taken at random from this population. The standard error of the sample mean equals (up to three decimal places) :
A) 13.00.
B) 5.814.
C) 2.600.
D) 5.767.
Correct Answer:
Verified
Correct Answer:
Verified
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