Analyst cross comuse realized stock returns to estimate the risk of a stock. Tive years of realize turns for Celestial Crane Cosmetics Inc. (Crane Cosmetics) are given in the following table: Stock return DI RE Also note that: 2017 2016 2018 8.75% 12.75% 22.50% 2019 2020 31.50% 9.75% 1. While Crane Cosmetics was started 40 years ago, its common stock has been publicly traded for the past 25 years. 2. The returns on Crane Cosmetics's equity are calculated as arithmetic returns. A Given this return data, the average realized return on Celestial Crane Cosmetics Inc.'s stock s The preceding data series represents a sample of Crane Cosmetics's historical returns. Based on this conclusion, the standard deviation of Cane Cosmetics's historical returns is If investors expect the average realized return on Celestial Crane Cosmetics Inc.'s stock from 2016 to 2020 to continue into the futur, its expected coefficient of variation (CV) is expected to equal