A study reports that 21.6% of companies from country A have women directors and 76% have three or more female board directors. Suppose you select a random sample of 100 respondents.

a. What is the probability that the sample will have between 69% and 81% of companies that have three or more female board directors?The probability is

.8285

(Round to four decimal places as needed.)

b. The probability is 60% that the sample percentage of companies having three or more female board directors will be contained within what symmetrical limits of the population percentage?The probability is 60% that the sample percentage will be contained above enter your response here % and below enter your response here%.

(Round to one decimal place as needed.)