In a recent year, the mean number of strokes per hole for golfer Phil Mickelson was about

Question:

In a recent year, the mean number of strokes per hole for golfer Phil Mickelson was about 3.9.
(a) Find the variance and standard deviation. Interpret the results.
(b) Find the probability that he would play an 18-hole round and have more than 72 strokes?
Use the fact that the variance of a Poisson is σ2 = μ.
Distribution
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