SOLUTION: 28% of women consider themselves fans of professional baseball. You randomly select four women and ask each if she considers herself a fan of professional baseball. Complete parts&
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Question 1124238: 28% of women consider themselves fans of professional baseball. You randomly select four women and ask each if she considers herself a fan of professional baseball. Complete parts (a) and (b) below.
(a) Construct a binomial distribution using n=4 and p=.28. (Hint: Find P(x) for x=0, 1, 2, 3, 4.
(b) Find the mean and standard deviation of the binomial distribution.
Answer by solver91311(24713) (Show Source): You can put this solution on YOUR website!
\ =\ {{n}\choose{x}}\(p\)^x\cdot\(1\,-\,p)^{n\,-\,x})
\ =\ np)
\ =\ \sqrt{np(1\,-\,p)})
You can do your own arithmetic. Note 
is the combination of 
things taken 
at a time. That is: !})
John
My calculator said it, I believe it, that settles it
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