What conditions would justify the assumption of a constant contribution margin per customer? Do you think those conditions are likely to hold here?

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Attachment 1 Purchases and Purchase Cost for Randomly Selected Customers Julie randomly selected 60 customer invoices – 30 from day customers, 30 from evening customers. The purchase revenue and cost data are shown below. (For example, the first day customer made a purchase of $32.50, and the alcohol purchased cost $23.89 to stock.) DAY Purchase Revenue EVENING Purchase Revenue Cost Cost 32.50 23.89 40.29 32.00 35.22 25.90 34.66 25.20 39.99 30.40 35.87 24.01 23.08 16.53 36.40 28.60 39.48 28.32 30.95 24.95 30.55 20.17 33.69 22.42 24.77 18.49 33.82 25.89 30.13 21.11 34.92 23.07 31.16 24.91 35.15 25.39 34.67 25.75 32.89 22.99 32.37 25.03 36.30 28.63 40.71 29.61 38.44 29.51 33.07 23.31 32.49 25.36 43.86 29.51 34.91 25.26 45.88 36.39 52.78 37.08 42.31 29.83 37.43 28.81 36.69 29.89 30.20 19.86 43.59 28.51 37.99 26.54 31.38 23.55 26.90 19.19 32.09 21.66 47.19 34.88 26.78 17.93 33.48 25.12 26.39 33.84 18.38 44.20 36.09 22.96 33.52 22.76 32.39 25.24 37.15 26.24 25.29 17.72 35.81 26.79 21.11 14.41 37.61 25.68 27.60 22.23 30.29 24.51 37.79 25.50 31.07 23.27 38.37 29.00 24.35 19.50 27.14 21.31 34.90 28.07 Attachment 1 Purchases and Purchase Cost for Randomly Selected Customers Julie randomly selected 60 customer invoices – 30 from day customers, 30 from evening customers. The purchase revenue and cost data are shown below. (For example, the first day customer made a purchase of $32.50, and the alcohol purchased cost $23.89 to stock.) DAY Purchase Revenue EVENING Purchase Revenue Cost Cost 32.50 23.89 40.29 32.00 35.22 25.90 34.66 25.20 39.99 30.40 35.87 24.01 23.08 16.53 36.40 28.60 39.48 28.32 30.95 24.95 30.55 20.17 33.69 22.42 24.77 18.49 33.82 25.89 30.13 21.11 34.92 23.07 31.16 24.91 35.15 25.39 34.67 25.75 32.89 22.99 32.37 25.03 36.30 28.63 40.71 29.61 38.44 29.51 33.07 23.31 32.49 25.36 43.86 29.51 34.91 25.26 45.88 36.39 52.78 37.08 42.31 29.83 37.43 28.81 36.69 29.89 30.20 19.86 43.59 28.51 37.99 26.54 31.38 23.55 26.90 19.19 32.09 21.66 47.19 34.88 26.78 17.93 33.48 25.12 26.39 33.84 18.38 44.20 36.09 22.96 33.52 22.76 32.39 25.24 37.15 26.24 25.29 17.72 35.81 26.79 21.11 14.41 37.61 25.68 27.60 22.23 30.29 24.51 37.79 25.50 31.07 23.27 38.37 29.00 24.35 19.50 27.14 21.31 34.90 28.07

Answer rating: 100% (QA)

Tabulate the given data Let x be the purchase revenue and y be the cost y x2 325 2389 105625 776425 ... View the full answer