In a recent 5-year period, mutual fund manager Diana Sauros produced the following percentage rates of return for the Mesozoic Fund. Rates of return on the market index are given for comparison. 1 2 3 4 5 Fund 1.2 +23.4 +41.3 +10.3 +0.3 Market index 0.8 +15.0 +30.8 +11.6 0.6 a. Calculate (a) the average return on both the Fund and the index, and (b) the standard deviation of the returns on each. Note: Do not round intermediate calculations. Round your answers to 2 decimal places. b. Did Ms. Sauros do better or worse than the market index on these measures