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The average length of a field goal in the National Football League is 38.4 yards, and...

The average length of a field goal in the National Football League is 38.4 yards, and the s. d. is 5.4 yards. Suppose a typical kicker kicks 40 times in a season, a. What is the distribution of the sample mean? Why? b. What is the probability that his average kicks is less than 36 yards? c. What is the probability that his average kicks is more than 41 yards? d. If the sample size is 25 in the above problem, what will be your answer to part (a) , (b)and (c)?

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