The sample size that guarantees the estimate of a population proportion satisfying the margin of error requirement is computed using a planning value of p equal to
a. .01.
b. .50.
c. .51.
d. .99.
Question 2
We can reduce the margin of error in an interval estimate of p by doing any of the following except
a. increasing the sample size.
b. increasing the planning value p to .5.
c. increasing .
d. reducing the confidence coefficient.