Multiple Choice
The mean attention span for adults in a certain village is 15 minutes with a standard deviation of 6.4. What is the probability of randomly selecting a sample of 30 scores from this population that has a mean attention span equal to or greater than 17 minutes?
A) 0.3783
B) 0.0436
C) 0.0446
D) 0.4564
Correct Answer:
Verified
Correct Answer:
Verified
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