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What is the probability that the sample percentage indicating that lack of ethical culture within financial firms has contributed the most to the lack of trust in the financial industry will be

What is the probability that the sample percentage indicating that lack of ethical culture within financial firms has contributed the most to the lack of trust in the financial industry will be between 48% and 53%?

b. The probability is 90% that the sample percentage will be ­contained within what symmetrical limits of the population percentage?

c. The probability is 95% that the sample percentage will be ­contained within what symmetrical limits of the population percentage?

d. Suppose you selected a sample of 400 CFA members. How does this change your answers in (a) through (c)?

Apr 01 2020 Read more Less More

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