a. What is the distribution of X? X - N( b. Find the probability that a randomly selected person with a kidney stone will take longer than 13 days to pass it. c. Find the minimum number for the upper quarter of the time to pass a kidney stone. days.

Q: X y 4 13 7 10 12 9 15 7 24 4

A: The given data is x y 4 13 7 10 12 9 15 7 24 4

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