3. Measuring stand-alone risk using realized (historical) data 0 Returns earned over a given time period are called realized returns. Historical data on realized returns is often used to estimate future results Analysts across companies use realized stock returns to estimate the risk of a stock Consider the case of Blue Lama Mining Inc. (10) Five years of realized returns for BM are given in the following table. Remember 1. While M was started 40 years ago, its common stock has been publicly traded for the past 25 years. 2. The returns on its equity are calculated as arithmetic returns 3. The historical returns for BLM for 2014 to 2018 are 2014 2015 2018 2016 27.00% 2017 37.80% Stock return 22.509 15.30% 11.709 Given the preceding data, the average realized return on BLM's stock is of BLM's historical returns. Based on this conclusion, the standard deviation of BUM'S The preceding data series represents historical returns is Ir Investors expect the average realized return from 2014 to 2018 on BLM's stock to continue into the future, its coefficient of variation (CV) will be