Suppose that the random variable X has the probability density function c(1– x?) for - 1< x <1 f(x) elsewhere what is the expected value of X A 0 (В) 0.5 -0.5 D 1

A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
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Chapter1: Combinatorial Analysis
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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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Suppose that the random variable X has the probability density function
for - 1s x <1
c(1- x2)
f(x) =
elsewhere
what is the expected value of X
A
0.5
-0.5
1
Transcribed Image Text:Suppose that the random variable X has the probability density function for - 1s x <1 c(1- x2) f(x) = elsewhere what is the expected value of X A 0.5 -0.5 1
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