What range of returns would an investor expect to achieve 99% of the time on an investment with an expected return of 11% and a standard deviation of 16%?

Name: What range of returns would an investor expect to achieve 99% of the time on an investment with an expected return of 11% and a standard deviation of 16%?
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Question

Quizplus · Accepted Answer

Assuming the returns are normally distributed a 99% confidence interval is constructed by 11% plus or minus three times the standard deviation.
11% - 3(16%)to 11% + 3(16%)= -37% to 59%

What Range of Returns Would an Investor Expect to Achieve