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. Five years of realized returns for Blue Llama Mining Inc (Blue Llamo) are given in the following table: 2016 2017 2019 2018 18.00% 2020 7.80% Stock return 15.00% 10.20% 25.20% Also note that: 1. While Blue Llama was started 40 years ago, its common stock has been publicly traded for the past 25 years. 2. The returns on blue Lama's equity are calculated as arithmetic returns Given this return data, the average realized return on Blue Llama Mining Inc.'s stock is -38.10/4724/15.24/30.48 / historical The preceding data series represents a sample of Blue Loma's historical returns. Based on this conclusion, the standard deviation of Blue Lama's Pantoneal retums . 5.2737.19.206/1125976.3489 10.5568/0.8314/0.3775/0.4494 If investors expect the average realued return on Blue Lama Mining Inc.'s stock from 2016 to 2020 to continue into the future, its expected coefficent of variation (CV) is expected to equal