Let X have a p.d. f.f(x) that is positive at x = -1,0,1 and zero elsewhere. (a) If f(0) =, find E(X2). (b) If f(0) = and E(X) =. determine f(-1) and f(1).
Let X have a p.d. f.f(x) that is positive at x = -1,0,1 and zero elsewhere. (a) If f(0) =, find E(X2). (b) If f(0) = and E(X) =. determine f(-1) and f(1).
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter5: Inverse, Exponential, And Logarithmic Functions
Section5.3: The Natural Exponential Function
Problem 52E
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