Cybersecurity is a critical business issue that demands the attention of business and IT executives. According to a recent study, 66% of surveyed business and IT executives reported phishing scams at their institutions. Complete parts (a) and (b) below.

a. If you conduct a follow-up study to estimate the population proportion of business and IT executives reporting phishing scams at their institutions, would you use a of 0.66 or 0.50 in the sample size formula?

B. Use =0.66 because this value is an educated estimate of .- This is a correct answer

b. Using your answer to (a), find the sample size necessary to estimate, with 99% confidence, the population proportion to within 0.04. The sample size needed is

enter your response here.

(Round up to the nearest integer.)

Please Find b