Pax World Balanced is a highly respected, socially responsible mutual fund of stocks and bonds. Vanguard Balanced Index is another highly regarded fund that represents the entire U.S. stock and bond market (an index fund). The mean and standard deviation of annualized percent returns are shown below. The annualized mean and standard deviation are for a recent 10-years period.

Pax World Balanced: x = 9.43%; s = 13.89%

Vanguard Balanced Index: x = 8.70%; s = 12.65%

(a) Compute the coefficient of variation for each fund. (Round your answers to one decimal place.) Pax Vanguard

CV % %

(b) Compute a 75% Chebyshev interval around the mean for each fund. (Enter your answers to 2 decimal places.)

Pax Vanguard

Lower Limit

Upper Limit