An institute reported that 63% of its members indicate
that lack of ethical culture within financial firms has contributed
most to the lack of trust in the financial industry. Suppose that
you select a sample off 100 institute members.
The probability is 60% that the sample percentage will be contained
within what symmetrical limits of the population percentage? The
probability is 60% that the sample percentage will be contained
above what %? and below what %?
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