Assume that the proportion of voters who will vote for Mr. Smith is p=0.57. Let pˆ be the sample proportion of voters for Mr. Smith in random sample of size 132. Find out the following probabilities. Don't employ the normal approximation.
(a) P(pˆ=0.45)=
(b) P(0.3=pˆ=0.68)=
(c) Find out the mean of pˆ.
(d) Compute the standard deviation of pˆ.