4 Q.In a random sample of 72 people, 54 are classified as "successful." a. Determine the sample proportion, p, of "successful" people. b. If the population proportion is 0.65, determine the standard error of the proportion.
a. p= (Type a integer or a decimal.)
b. p?= (Round to four decimal places as needed.)
a. sample proportion ( p ) = x/n = 0.75... View the full answer