Baker's Chocolate common stock had annual returns of 13.7%, 11.3%, 4.6%, and - 8.9% over the last four years, respectively. What is the standard deviation of these returns?

Question

Quizplus · Accepted Answer

The standard deviation is a measure of the dispersion of a set of data. It is calculated by taking the square root of the variance. The variance is calculated by finding the average of the squared differences between each data point and the mean. In this case, the mean is 6.4%. The variance is 102.4%. The standard deviation is 10.1%.

Baker's Chocolate Common Stock Had Annual Returns of 13