Answered: Suppose that the random variable X has…

Suppose that the random variable X has mean u and variance o >0. What are the values of a and b>0 such that the random variable Y=a+bX has mean 0 and variance 1.

Algebra & Trigonometry with Analytic Geometry

13th Edition

ISBN:9781133382119

Author:Swokowski

Publisher:Swokowski

Chapter10: Sequences, Series, And Probability

Section10.8: Probability

Problem 29E

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Question

Suppose that the random variable X has mean u and variance o? >0. What are the values of a and b>0 such that the
random variable Y= a+bX has mean 0 and variance 1.
Select one:
1
and b = -
a. a=-
b. a=.
1
and b =
Ca=-
and b= -
d. a= -
and b=
116

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