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July 28, 2014

July 28, 2014

Posted by **Matt** on Tuesday, April 20, 2010 at 9:54am.

if 10 people were randomly selected

what is the probability that exactly 4 people voted for the green candidate.

- Statistics -
**MathGuru**, Tuesday, April 20, 2010 at 7:37pmTry the binomial probability formula:

P(x) = nCx * p^x * q^(n-x)

Note: * means to multiply; ^ means raised to the power of.

x = 4

n = 10

p = .12

q = 1 - p

I'll let you substitute the values and take it from here.

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