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a) Suppose that x is a uniform random variable between a = 5 and b =...

a) Suppose that x is a uniform random variable between a = 5 and b = 20.  Find the probability that a randomly selected observation exceeds 16. Round your answer to three decimal places.

b) Suppose that x is a uniform random variable between a = 5 and b = 20. Find the mean of x.

c) Suppose that x is a uniform random variable between a = 5 and b = 20. Find the standard deviation of x. Round your answer to twodecimal places.

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