grade. Time left 1:27: A financial analyst was looking at the quarterly earnings (per share) of a sample of 3 stocks over the last 2 years (see below). She knows that less volatile (smaller variability) stocks historically perform well over a 10-20-year period and wanted to conduct an analysis on the 3 stocks. Stock A Stock B Stock C Current Price $4.30 $11.10 $16.14 2020 Q1 ($0.02) $0.11 $0.46 2020 Q2 $0.09 ($0.04) $0.53 2020 Q3 $0.06 $0.17 ($0.07) 2020 Q4 $0.08 ($0.09) ($0.10) 2021 Q1 ($0.12) $0.42 $0.62 2021 Q2 $0.11 $0.31 $0.48 2021 Q3 ($0.07) $0.26 $0.70 2021 Q4 $0.09 $0.14 $0.82 a. What is the MAD (mean absolute deviation) of Stock A? b. What is the value of the 70th percentile of Stock B? c. The standard deviation of Stock B is $0.1715, and the variance of Stock C is $0.1151. Which of these 2 stocks would be the better choice from the analyst's viewpoint if they are looking to minimize relative variation? d. If we wanted to determine the rate of growth in the quarterly earnings per share, which type of measure of central location would be most appropriate? Why