Returns earned over a ghven 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 Happy Dog 50ap Inc. (Happy Dog) are given in the following table: Also note that: 1. While Happy Dog was started 40 years ago, its common stock has been publicly traded for the past 255 years. 2. The returns on happy Dog's equity are calculated as arithmetic returns. Given this return data, the average realized return on Happy Dog Soap Inc.'s stock is The preceding data series represents a sample of Happy Dog's historical retums. Based co this conclusion, the skandard derilation of Happy Deg's historical returns is If imestors expect the average realided retum on Happy Dog Soap incis stock from 2016 to 2020 to continue into the future, its expected coefficient of variation (CV) is expected to ecual