Let XU(a, b). Verify the formulas a+b 2 E(X)= μ == and Var(X)=o² (b-a)² 12

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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1. Let X~U(a, b). Verify the formulas
a+b
2
E(X)= µ = ·
and
Var(X)=o² :
(b-a)²
12
Transcribed Image Text:1. Let X~U(a, b). Verify the formulas a+b 2 E(X)= µ = · and Var(X)=o² : (b-a)² 12
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