QUESTION 3 - problem-type question requiring detailed written answers. (a) Table 3 below shows all the possible values of a discrete random variable, X, and their corresponding probabilities. X P(X=X) -3 0.14 -1 0 1 0.22 0.36 0.20 0.08 3 (i) Find P(-3 ≤X < 0), P(X≥0) and P(X<3) (ii) Calculate the expected value (mean) and the standard deviation of the probability distribution.
QUESTION 3 - problem-type question requiring detailed written answers. (a) Table 3 below shows all the possible values of a discrete random variable, X, and their corresponding probabilities. X P(X=X) -3 0.14 -1 0 1 0.22 0.36 0.20 0.08 3 (i) Find P(-3 ≤X < 0), P(X≥0) and P(X<3) (ii) Calculate the expected value (mean) and the standard deviation of the probability distribution.
College Algebra (MindTap Course List)
12th Edition
ISBN:9781305652231
Author:R. David Gustafson, Jeff Hughes
Publisher:R. David Gustafson, Jeff Hughes
Chapter8: Sequences, Series, And Probability
Section8.CR: Chapter Review
Problem 37E: Find the positive geometric mean between 4 and 64.
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