Question 326800: 3. The height of adult males is normally distributed with mean of 70 inches and a standard deviation of 2.6 inches.
a) If all samples of size 144 are drawn, what should the mean of the sample means be according to the Central Limit Theorem? (5 points)
b) If all samples of size 144 are drawn, what should the standard deviation be according to the Central Limit Theorem? (10 points)
Answer by stanbon(75887)   (Show Source):
You can put this solution on YOUR website! The height of adult males is normally distributed with mean of 70 inches and a standard deviation of 2.6 inches.
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a) If all samples of size 144 are drawn, what should the mean of the sample means be according to the Central Limit Theorem? (5 points)
Ans: 70 inches
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b) If all samples of size 144 are drawn, what should the standard deviation be according to the Central Limit Theorem? (10 points)
Ans: 2.6/sqrt(144) = 0.2167
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Cheers,
Stan H.
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