Suppose x is a normally distributed random variable with μ = 12 and o=2. Find each of the following probabilities. a. P(x ≥ 16) b. P(x≤9.5) c. P(13.56 ≤x≤ 17.26) d. P(7.28 ≤x≤ 15.18) Click here to view a table of areas under the standardized normal curve. a. P(x ≥ 16) = (Round to three decimal places as needed.)

A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
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Suppose x is a normally distributed random variable with µ = 12 and o=2. Find each of the following probabilities.
a. P(x216) b. P(x≤9.5) c. P(13.56 ≤x≤ 17.26) d. P(7.28 ≤x≤ 15.18)
Click here to view a table of areas under the standardized normal curve.
a. P(x ≥ 16) = (Round to three decimal places as needed.)
Transcribed Image Text:Suppose x is a normally distributed random variable with µ = 12 and o=2. Find each of the following probabilities. a. P(x216) b. P(x≤9.5) c. P(13.56 ≤x≤ 17.26) d. P(7.28 ≤x≤ 15.18) Click here to view a table of areas under the standardized normal curve. a. P(x ≥ 16) = (Round to three decimal places as needed.)
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