Use the following data for questions 15 - 17

\f\f\fStore Number of Profit from Dozens sold Identifier Sales of featured Profit from employees Featured Item each day Total item each day Pastry Sales Sales A1 Profit 10 6 26 54 808 862 A2 7 11 9 121 436 A3 557 3 13 10 130 530 660 A4 3 9 14 81 610 A5 691 8 3 9 24 118 A6 142 12 7 16 63 560 A7 623 9 15 12 135 244 A8 379 6 3 30 30 590 620 A9 8 4 29 32 535 567 A10 12 7 25 63 775 838 11 15 10 120 540 660 A12 10 7 23 70 761 A13 831 12 26 96 178 A14 274 6 11 25 121 925 1046 A15 8 13 17 104 536 640 A16 4 3 10 30 530 560 A17 6 14 22 112 908 1020 A18 4 7 14 70 684 754 A19 11 110 496 606 A20 8 7 28 77 764 841