For a random variable X , suppose that E[X] = 3 and Var(X) = 4. Then (a) E[(5+X)^2]= (b) Var (2 + 6X)=
For a random variable X , suppose that E[X] = 3 and Var(X) = 4. Then (a) E[(5+X)^2]= (b) Var (2 + 6X)=
Big Ideas Math A Bridge To Success Algebra 1: Student Edition 2015
1st Edition
ISBN:9781680331141
Author:HOUGHTON MIFFLIN HARCOURT
Publisher:HOUGHTON MIFFLIN HARCOURT
Chapter11: Data Analysis And Displays
Section: Chapter Questions
Problem 6CT
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For a random variable X , suppose that E[X] = 3 and Var(X) = 4. Then
(a) E[(5+X)^2]=
(b) Var (2 + 6X)=
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