Question: The Excel file titled NBA. xlsx contains frequency distribution of the heights of the players in the National Basketball Association during a recent season. a.

The Excel file titled NBA. xlsx contains frequency distribution of the heights of the players in the National Basketball Association during a recent season.

a. Calculate the mean and standard deviation of this population.

b. What is the probability that a sample mean of 45 players will be less than 78 in.?

c. What is the probability that a sample mean of 45 players will be more than 79.5 in.?

d. What is the probability that a sample mean of 45 players will be between 78.5 and 80 in.?

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