Multiple Choice
A random sample of n = 4 scores is obtained from a normal population with µ = 30 and σ = 8.What is the probability that the sample mean will be smaller than M = 22?
A) 0.00003
B) 0.0228
C) 0.1587
D) 0.3085
Correct Answer:
Verified
Correct Answer:
Verified
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