1) Suppose x has a distribution with a mean of 20 and a standard deviation of 3. Random samples of size n = 36 are drawn. a) Describe the x distribution and compute the mean and standard deviation of the distribution. b) Find the z value corresponding to x = 19. sigiane mobass szoqqu ibution of has come t c) Find P(x <19) ga bas o sowied et rigied mom start yilidadoną odt ai indW (ii on

Q: y 35 1 N 34

A:

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A:

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A:

Q: The equation for the graph is

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Q: Gradebook Data Sets eText Multimedia Library 77°F Sunny A certain statistics instructor participates…

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Q: Q: 31

A:

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Q: 25

A:

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Q: 12

A: Explanation and solutions is given below....

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A: Answer

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A: Table Died from cancerDid not die from cancer TotalNever smoke cigars523116,265116788Former cigar…

Q: 42. What is the value of EX? - 5 for the scores: -3, 0, 3, 6?

A: