According to recent study, 160 of 480 CEOs in a certain country are extremely concerned about Cyber threats, and 71 are extremely concerned about lack of trust in business. Complete parts (a) through (b) below.
a.) Construct a 95% confidence interval estimate for the population proportion of CEOs in the country who are extremely concerned about cyber threats.
b.) Construct a95%confidence interval estimate for the population proportion of CEOs in the country who are extremely concerned about lack of trust in business.
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