Velma Vasquez, Fund Manager of the Vasquez Value Fund, Manages

Multiple Choice

Velma Vasquez, fund manager of the Vasquez Value Fund, manages a portfolio of 250 common stocks.Velma relies on various statistics, such as variance, to assess the overall risk of stocks in an economic sector.Her staff reported that for a sample 14 utility stocks the mean annualized return was 14% and that the variance was 3%.Assume that annualized returns are normally distributed.The 90% confidence interval for the population variance of annualized returns for utility stocks is _______.

A) 0.018 to 0.064
B) 0.016 to 0.078
C) 0.017 to 0.066
D) 0.016 to 0.075
E) 0.020 to 0.080