Let X be a discrete random variable with the following probability mass function: p(x) = D1 D1 + D2 + D3 + D4 + D5 D2 D1 + D2 + D3+ D4 + D5 D3 D1 D2 + D3+ D4 + D5 D4 D1 + D2 + D3+ D4 + D5 D5 D1+ D2+D3+ D4 + D5 0 x = 1 x=2 x = 3 x=4 x=5 otherwise

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter10: Sequences, Series, And Probability
Section10.8: Probability
Problem 29E
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Let X be a discrete random variable with the following probability mass function:
p(x) =
D1
D1 + D2 + D3 + D4 + D5
D2
D1 + D2 + D3+ D4 + D5
D3
D1 D2+D3+ D4 + D5
D4
D1 + D2 + D3+ D4 + D5
D5
D1+ D2+D3+ D4 + D5
0
x = 1
x=2
x = 3
x=4
x=5
otherwise
d) Draw the graph of the cumulative distribution function. What is the shape of the graph?
Transcribed Image Text:Let X be a discrete random variable with the following probability mass function: p(x) = D1 D1 + D2 + D3 + D4 + D5 D2 D1 + D2 + D3+ D4 + D5 D3 D1 D2+D3+ D4 + D5 D4 D1 + D2 + D3+ D4 + D5 D5 D1+ D2+D3+ D4 + D5 0 x = 1 x=2 x = 3 x=4 x=5 otherwise d) Draw the graph of the cumulative distribution function. What is the shape of the graph?
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