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Expected Value and Variance Question

 
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Jan20-13, 11:40 PM   #1
 

Expected Value and Variance Question


Does μx mean the same thing as E[X]? Also, does σ2x mean the same thing as Var X?
 
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Jan21-13, 12:09 AM   #2
 
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Those would be reasonable notations for E[X], Var(X). I wouldn't say it's sufficiently standard to answer more confidently.
 
Jan21-13, 02:01 AM   #3
 
Quote by haruspex View Post
Those would be reasonable notations for E[X], Var(X). I wouldn't say it's sufficiently standard to answer more confidently.
Okay Thank You!!
 
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