Multiple Choice
If random samples,each with n = 9 scores,are selected from a normal population with µ = 80 and σ = 18,how much difference,on average,should there be between a sample mean and the population mean?
A) 2 points
B) 3 points
C) 6 points
D) 18 points
Correct Answer:
Verified
Correct Answer:
Verified
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