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Brews 4 U is a local chain of coffee shops. Managers are interested in the costs of the stores and believe that the c regarding customer visits and costs for the preceding year for one of the stores have been entered into the regressic $ 5,500 43,900 Average monthly customer-visits Average monthly total costs Regression results: Intercept b coefficient $ 688.15 7.64 0.79759 R Required: a. In a regression equation expressed as y= a + bx, how is the letter b best described? The letter b is best described as the estimate of the cost for an additional customer visit. The letter b is best described as the observed store cost for a given month. The letter b is best described as the observed customer visits for a given month b. How is the letter y in the regression equation best described? The letter y is best described as the estimate of the cost for an additional customer visit. The letter y is best described as the observed store cost for a given month. The letter y is best described as the observed customer visits for a given month. c. How is the letter x in the regression equation best described? The letter x is best described as the estimate of the cost for an additional customer visit The letter x is best described as the observed store cost forfa given month. The letter x is best described as the observed customer visits for a given month. d. Based on the data derived from the regression analysis, what are the estimated costs for 380 customer-visits in a month Estimated cost $ 3.940.85

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