Suppose X - Exp(B) with density fx(x) = Bexp(-Bx) for x > 0 and B > 0. For Y = X/, where y> 0 is a constant, derive the following 1. The PDF of Y, fy(g). Show that it integrates to 1. 2. The expectation, E[Y]. 3. The variance, V[Y].
Suppose X - Exp(B) with density fx(x) = Bexp(-Bx) for x > 0 and B > 0. For Y = X/, where y> 0 is a constant, derive the following 1. The PDF of Y, fy(g). Show that it integrates to 1. 2. The expectation, E[Y]. 3. The variance, V[Y].
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter4: Polynomial And Rational Functions
Section4.6: Variation
Problem 2E
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