x = number of bars of signal strength Marginal probability distribution of Y y = number of times city name is stated 1 4 0.15 30.02 2 3 0.1 0.05 0.3 0.1 0.05 0.17 2 0.02 0.03 0.2 0.25 10.01 0.02 0.25 0.28 0.2 0.25 0.55 Marginal probability distribution of X Find the conditional mean and variance of Y|3 Mean = Blank 1 Variance = Blank 2
x = number of bars of signal strength Marginal probability distribution of Y y = number of times city name is stated 1 4 0.15 30.02 2 3 0.1 0.05 0.3 0.1 0.05 0.17 2 0.02 0.03 0.2 0.25 10.01 0.02 0.25 0.28 0.2 0.25 0.55 Marginal probability distribution of X Find the conditional mean and variance of Y|3 Mean = Blank 1 Variance = Blank 2
Chapter8: Sequences, Series,and Probability
Section8.7: Probability
Problem 11ECP: A manufacturer has determined that a machine averages one faulty unit for every 500 it produces....
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Final answers should be up to 4 decimal places only. For even smaller numbers, round off to the nearest non-zero digit.
Transcribed Image Text:Suppose you were given this Joint Probability Distribution:
x = number of bars of signal strength
y = number of times
city name is stated 1
Marginal
probability
distribution of Y
2
3
4 0.15
0.1
0.05
0.3
3 0.02
0.1
0.05
0.17
2 0.02
0.03
0.2
0.25
10.01
0.02
0.25
0.28
0.2
0.25
0.55
Marginal probability distribution of X
Find the conditional mean and variance of Y|3
Mean = Blank 1
%3D
Variance = Blank 2
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