SOLUTION: Seventy-seven percent of Americans favor spending government money to develop alternative sources of fuel for automobiles. For a random sample of 215 Americans, find the mean, var

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Question 1177457: Seventy-seven percent of Americans favor spending government money to develop alternative sources of fuel for automobiles. For a random sample of 215 Americans, find the mean, variance, and standard deviation for the number who favor government spending for alternative fuels?
Answer by Boreal(15235) About Me  (Show Source):
You can put this solution on YOUR website!
mean is np=215*0.77=165.55
variance is np(1-p)=165.55*0.23=38.0765
sd is sqrt(V)=6.17