Multiple Choice
Compute the Mean and Standard Deviation of a Binomial Random Variable
-A recent survey found that 70% of all adults over 50 wear sunglasses for driving. In a random sample of 60 adults over 50, what is the mean and standard deviation of those that wear sunglasses
A) mean: 42; standard deviation: 3.54964787
B) mean: 42; standard deviation: 6.4807407
C) mean: 18; standard deviation: 3.54964787
D) mean: 18; standard deviation: 6.4807407
Correct Answer:
Verified
Correct Answer:
Verified
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