The discrete random variable X has probability distribution given by X₂ 1 2 3 P 0.7 2k k (1) Find the value of k. (2) Find E(X),Var (X) and the standard deviation of X.
The discrete random variable X has probability distribution given by X₂ 1 2 3 P 0.7 2k k (1) Find the value of k. (2) Find E(X),Var (X) and the standard deviation of X.
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter10: Sequences, Series, And Probability
Section10.8: Probability
Problem 10E
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