Chapter 14 Probability Basics Laws of Probability Odds and Probability Probability Trees.
APPLIED PROBABILITY AND STATISTICS FOR …ace.cs.ohiou.edu/~chelberg/classes/3713/ch03-4.pdf ·...
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EE3713 APPLIED PROBABILITY AND STATISTICS FOR ELECTRICAL ENGINEERS Chapter 3
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Transcript of APPLIED PROBABILITY AND STATISTICS FOR …ace.cs.ohiou.edu/~chelberg/classes/3713/ch03-4.pdf ·...
EE3713
APPLIEDPROBABILITYANDSTATISTICSFORELECTRICAL
ENGINEERSChapter3
E[Y]
Suppose random variable Y has PMF, what is E[Y]:
Calculation of E[Y]
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(d)
Difference between your score and the mean
Suppose you score a 73 on an assignment where the mean is 80. How do you think of your score? Do you think I am 7 points below the mean? What is the expected value of the new derived random variable that is your score minus the mean?