Multiple Choice
A random sample of size 100 is drawn from a population with a standard deviation of 10.If only 5% of the time a sample mean greater than 20 is obtained,the mean of the population is ______
A) 18.35
B) 16.25
C) 17.2
D) 20
E) 19
Correct Answer:
Verified
Correct Answer:
Verified
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