P(x)=Ce-2x-2 Find the mean, the mean square, and the variance for X.

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter4: Equations Of Linear Functions
Section4.6: Regression And Median-fit Lines
Problem 5PPS
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The PDF of a random variable X is given by the equation in the picture.

P(x)=Ce-2x-2
Find the mean, the mean square, and the variance for X.
Transcribed Image Text:P(x)=Ce-2x-2 Find the mean, the mean square, and the variance for X.
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