Let X be the random variable with the following distribution table. 0. 2 3. Sum Pr(X = x) 1/5 I Pr(X =z) Pr(X ) 2/5 1/5 %3D %3D %3D (a) Fill in the missing values in the above table. (b) What is the mean of X? (c) What is the variance of X?
Let X be the random variable with the following distribution table. 0. 2 3. Sum Pr(X = x) 1/5 I Pr(X =z) Pr(X ) 2/5 1/5 %3D %3D %3D (a) Fill in the missing values in the above table. (b) What is the mean of X? (c) What is the variance of X?
Calculus For The Life Sciences
2nd Edition
ISBN:9780321964038
Author:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Publisher:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Chapter13: Probability And Calculus
Section13.2: Expected Value And Variance Of Continuous Random Variables
Problem 10E
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Transcribed Image Text:Let X be the random variable with the following distribution table.
1.
2
3
Sum
Pr(X = 1)
2/5
1/5
1/5
z Pr(X = x)
z Pr(X = 1)
(a) Fill in the missing values in the above table.
(b) What is the mean of X?
(c) What is the variance of X?
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