Tracking Error Fund Benchmark Active Dev from Squared Period ReturnReturn Return MeanDeviation 10.00-0 5.00 9.50 4.50 -2.50 5.00 2.5 4 9.50 10.00-0. 5 4.505.00 6 -2.50 5.00 25 Sum Mean 0. Variance 2 STDEV 2. a.) What is the tracking error for this portfolio? b.) Interpret your answer c.) Suppose there is another portfolio with an alpha (mean active return) of 0.75 and a tracking error of 1.75.. How might you choose between the two? Assume that the only relevant data are the alpha and the tracking error