The average length of a new born baby is 20 inches with a, Ask an Expert

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The average length of a new born baby is 20 inches with a standard deviation of 1 inch.

b. If n=100, what is the mean of the sampling distribution of means?

c. If n=100, what is the standard deviation of the sampling distribution of means?

d. What is the probability that the mean height of a random sample of 100 babies is more than 20.2 inches?

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