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Find the mean, variance and the standard deviation of the probability distribution of the random variable X,: 1. which can take only values, 1, 2, and 3, given that P(1) = 1/33. P(2) = 1/3, and P(3) = 12/33- %3! %3D

Find the mean, variance and the standard deviation of the probability distribution of the random variable X,: 1. which can take only values, 1, 2, and 3, given that P(1) = 1/33. P(2) = 1/3, and P(3) = 12/33- %3! %3D

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.4: Distributions Of Data
Problem 19PFA
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B. Do the following Find the mean, variance and the standard deviation of the probability distribution of the random variable X,: 1. which can take only values, 1, 2, and 3, given that P(1) = 1/33, P(2) = 3, and P(3) = 12/33- 2. which can take only values, 3, 5, and 7, given that P(3) = 7/30, P(5) = 13, and P(7) = 13/30- 3. which can take only values, 2, 4, 5 and 9, given that P(2) = /20 P(4) = 1/20, P(5) =1/5: and P(9) = 3/10 4. Find the mean, variance and the standard deviation of the probability distribution of the random variable X if 1/10 for X = 1, 2, 3, .., 10. %3D %3D %3! %3D %3D %3D %3D
Transcribed Image Text:B. Do the following Find the mean, variance and the standard deviation of the probability distribution of the random variable X,: 1. which can take only values, 1, 2, and 3, given that P(1) = 1/33, P(2) = 3, and P(3) = 12/33- 2. which can take only values, 3, 5, and 7, given that P(3) = 7/30, P(5) = 13, and P(7) = 13/30- 3. which can take only values, 2, 4, 5 and 9, given that P(2) = /20 P(4) = 1/20, P(5) =1/5: and P(9) = 3/10 4. Find the mean, variance and the standard deviation of the probability distribution of the random variable X if 1/10 for X = 1, 2, 3, .., 10. %3D %3D %3! %3D %3D %3D %3D
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