Let X be a random variable normally distributed with mean x = 3 and standard deviation ax = 4. Let Y = 4X + 2. 1. Find the mean μy of Y. 2. Find the standard deviation oy of Y. 3. Find the PDF fy of Y and evaluate fy (2).
Let X be a random variable normally distributed with mean x = 3 and standard deviation ax = 4. Let Y = 4X + 2. 1. Find the mean μy of Y. 2. Find the standard deviation oy of Y. 3. Find the PDF fy of Y and evaluate fy (2).
A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
Section: Chapter Questions
Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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How were the correct answers of 14, 16, and 0.0188 attained?

Transcribed Image Text:Let X be a random variable normally distributed with mean μx 3 and standard deviation ox = 4. Let Y = 4X + 2.
1. Find the mean μy of Y.
2. Find the standard deviation oy of Y.
3. Find the PDF fy of Y and evaluate fy (2).
(My, oy, fy (2)) = 14.0000,16.0000,0.0188
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