Frasier has calculated the expected return of his portfolio at 14%, and its standard deviation at 10%. At the beginning of the year, his balance in the portfolio is $25,000. By the end of the year, what is the lowest account balance he can expect within a 90% confidence interval? Note that 90% confidence equates to 1.645 standard deviations. 24,387.5022,50025,612.5026,000