and expenses charged by An artici expenses and municipal bond fund expenses are each approximately normally distributed, suppose a random funds gives a mean annual expense of 1.52 percent with a standard deviation of 0.23 percent, and an indepen 12 municipal bond funds gives a mean annual expense of 0.85 percent with a standard deviation of 0.41 percer annual expense for stock funds, and let 4z be the mean annual expense for municipal bond funds. Do parts a, equal variances procedure. ortune magazine reported on the rapid rise utual fundS. Assu (a) Set up the null and alternative hypotheses needed to attempt to establish that the mean annual expense fo than the mean annual expense for municipal bond funds. Test these hypotheses at the 0.05 level of significand answer to 4 decimal places and t-value to 2 decimal places.) H0: µ1 – µ2 versus Ha : u1 - µ2 s2p t = 4.94 H0 with α- 0.05 (b) Set up the null and alternative hypotheses needed to attempt to establish that the mean annual expense fo the mean annual expense for municipal bond funds by more than 0.5 percent. Test these hypotheses at the 0.0 (Round your t-value to 2 decimal places and other answers to 1 decimal place.) HO: µ1 - µ2 | versus Ha : u1 - p2 t = H0 with a = 0.05