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A study determines that 60% of the voters in a town intend to vote for the incumbent mayor. If a sample of 8 people is selected, using the binomial formula, what is the approximate probability that 6 of the 8 people surveyed intend to vote for the incumbent?
A. 0.47
B. 1.28
C. 0.6
D. 0.21

I choose d am I correct

  • Math -

    Correct.
    The formula used is
    8C6*p^6*(1-p)^2
    where p=0.6, 8C6=28.

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