5 137 Brews 4 U is a local chain of coffee shops. Managers are interested in the costs of the stores and believe that the costs can be explained in large part by the number of customers patronizing the stores. Monthly data regarding customer visits and costs for the preceding year for one of the stores have been entered into the regression analysis, Average monthly customer-visits Average monthly total costa. Regression results Intercept b coefficient 5,300 43.700 687.15 7.54 0.79749 Required: a. In a regression equation expressed as y= a+ bx, how is the letter b best described? b. How is the letter y in the regression equation best described? c. How is the letter x in the regression equation best described? d. Based on the data deriv e. What is the percent of t om the regression analysis, what are the estimated costs for 360 customer-visits in a month? tal variance that can be explained by the regression equation? Complete this question by entering your answers in the tabs below. Req A to C Req D Req E Based on the data derived from the regression analysis, what are the estimated costs for 360 customer-visits in a month? (Do not round intermediate computations. Round your answer to 2 decimal places.) Estimated cost Seve & Ex