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The mean height of an adult giraffe is 18 feet. Suppose that the distribution is normally...

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Statistics

The mean height of an adult giraffe is 18 feet. Suppose that thedistribution is normally distributed with standard deviation 0.8feet. Let X be the height of a randomly selected adult giraffe.Round all answers to 4 decimal places where possible.

a. What is the distribution of X? X ~ N(,)

b. What is the median giraffe height? ft.

c. What is the Z-score for a giraffe that is 21 foot tall?

d. What is the probability that a randomly selected giraffe willbe shorter than 18.6 feet tall?

e. What is the probability that a randomly selected giraffe willbe between 17.3 and 18.3 feet tall? f. The 75th percentile for theheight of giraffes is ft.

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