solve all please

Consider the two (excess return) index-model regression results for stocks A and B. The risk-free rate over the period was 6%, and the market's average retum was 14%. Performance is measured using an index model regression on excess returns. Required: a. Calculate the following statistics for each stock: (Do not round intermediate calculations. Round your answers to 4 decimal places.) b. Which stock is the best choice under the follewing circumstances