The Coca-cola Company has 40% of the cola market. The probability that a sample proportion for n=30 falls within 0.10 of the true population proportion of .40, which represents the proportion of cola drinkers who prefer a coca-cola drink is?
The Coca-cola Company has 40% of the cola market. The probability that a sample proportion for n=30 falls within 0.10 of the true population proportion of .40, which represents the proportion of cola drinkers who prefer a coca-cola drink is?