Consider the results for the rate of return for a random sample of 35 mutual funds over the previous 3-year (X) and 5-year (Y) periods. Given the 3- year rate of return of 8.50, what is the upper end point in a 90% prediction interval for the 5-year rate of return? Coefficients Standard Error Intercept 5.97928 0.34923 X 0.68594 0.06872 SSxx = 461.700274, MSE = 2.18009