An investment portfolio contains stocks of a large number of corporations. Over the last year the rates of return on these corporate stocks followed a normal distribution with mean 12.2% and standard deviation 7.2%.a. For what proportion of these corporations was the rate of return higher than 20%?b. For what proportion of these corporations was the rate of return negative?c. For what proportion of these corporations was the rate of return between 5% and 15%?

An investment portfolio contains stocks of a large number of corporations. Over the last year the rates of return on these corporate stocks followed a normal distribution with mean 12.2% and standard deviation 7.2%.a. For what proportion of these corporations was the rate of return higher than 20%?b. For what proportion of these corporations was the rate of return negative?c. For what proportion of these corporations was the rate of return between 5% and 15%?

EBK CONTEMPORARY FINANCIAL MANAGEMENT

14th Edition

ISBN:9781337514835

Author:MOYER

Publisher:MOYER

Chapter8: Analysis Of Risk And Return

Section: Chapter Questions

Problem 17P

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