The average precipitation for the first 7 months of the year is 19.32 inches with a standard deviation of 2.4 inches. Assume that the average precipitation is normally distributed. i. What is the average precipitation of 5 randomly selected years for the first 7 months? ii. What is the probability that a randomly selected year will have precipitation greater than 18 inches for the first 7 months? iii. Compute the z-score for precipitation of 18 inches for 5 randomly selected years for the first 7 months iv. What is the probability of 5 randomly selected years will have an average precipitation greater than 18 inches for the first 7 months?

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