Suppose in the last month we have weekly returns Home Depot. They are as follows: Stock Week 1 Week 2 Week 3 Week 4 Home Depot 4.1196 2.66% 1.779 -3,56%% What is the expected (mean ) return for Home Depot? Stock Week 1 Week 2 Week 3 Week 4 Home Depot 4,11% 2.66% 1.77% -3.56%% What is the standard deviation for Home Depot's returs? Week 1 Week 2 Week 3 Stock Home Depot Week 4 4.11% 2.66% 1.77% -3.56%% What is the coefficient of variation for Home Depot's returns