T1.2 What are the expected value and variance of the following probability distribution? VARIABLE, X PROBABILITY 05 05 3. .10 4 .10 5. .15 6. .15 7 25 8. .15

Practical Management Science
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Author:WINSTON, Wayne L.
Publisher:WINSTON, Wayne L.
Chapter2: Introduction To Spreadsheet Modeling
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TUTORIAL I
STATISTICAL TOOLS FOR MANAGERS
T1.2
What are the expected value and variance of the following probability distribution?
PROBABILITY
.05
05
2)
.10
4
10
.15
.15
7.
8.
.25
15
Transcribed Image Text:TUTORIAL I STATISTICAL TOOLS FOR MANAGERS T1.2 What are the expected value and variance of the following probability distribution? PROBABILITY .05 05 2) .10 4 10 .15 .15 7. 8. .25 15
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