Question
This is from a cycle of probabilities and random variables
Let A and B a random variables wit the following information:
E[A]=3, E[A?]=13
E[B]=4, E[B]= 25,
the correlation coefficient p = 1/2
the variance of B equals to :
Select one:
O a. none of these
Ob.9
Od 13
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Transcribed Image Text

Let A and B a random variables wit the following information: E[A]=3, E[A?]=13 E[B]=4, E[B]= 25, the correlation coefficient p = 1/2 the variance of B equals to : Select one: O a. none of these Ob.9 Od 13

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