Math
posted by Tony on .
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

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