A financial analyst is examining the relationship between stock prices and earnings per share. She chooses sixteen, publicly traded companies at random and

records for each the company's current stock price and the company's earnings per share reported for the past $12$ months. Her data are given below, with $x$

denoting the earnings per share from the previous year and $y$ denoting the current stock price $($both in dollars$).$ A scatter plot of her data is shown in Figure $1.$

Also given are the products of the values for earnings per share and current stock price values for each of the sixteen stocks. $($These products, written in the

column labelled $"x{y}_r"$ may aid in calculations.$)$

Answer the following. Carry your intermediate computations to at least four decimal places, and round your answer as specified below.