Please answer all 3 for a full rating** 1. a. Assume the random variable x is...

Question

Question

Please answer all 3 for a full rating**

1.

a. Assume the random variable x is normally distributed with mean, μ =84 and σ=5.

Find the indicated probability. P (x<81) =

b. Assume the random variable x is normally distributed with mean, μ =50 and σ=7.

Find the indicated probability. P (x> 35) =

c. Assume the random variable x is normally distributed with mean, μ =84 and σ=5.

Find the indicated probability. P (68 < x < 82) =

math Statistics-And-Probability

Answer 1

Answer #1

Answer 2

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