Suppose X has density fx (x) = for z > 1 and fx (T) = 0 otherwise, where c is a constant. Find: a) c; b) E(X); c) Var(X).

A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
Section: Chapter Questions
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 X has density fx (x) = for z > 1 and fx (r) = 0) otherwise, where c is a constant. Find:
a) c;
b) E(X);
c) Var (X).
Transcribed Image Text:Suppose X has density fx (x) = for z > 1 and fx (r) = 0) otherwise, where c is a constant. Find: a) c; b) E(X); c) Var (X).
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