(b) Find the correlation coefficient. (Round your answer to 3 decimal places. A negative value should...

   

Transcribed Image Text:

(b) Find the correlation coefficient. (Round your answer to 3 decimal places. A negative value should be indicated by a minus sign.) (c-1) To test the correlation coefficient for significance at a = 0.01, fill in the following. (Use the rounded value of the correlation coefficient from part b in all calculations. For final answers, round tcalc to 3 decimal places and the p-value to 4 decimal places. Negative values should be indicated by a minus sign.) tcalc p-value are percentages for annual sales growth and net sales attributed to loyalty card usage at 74 Noodles & Company restaurants. Annual Sales Growth (px;) and Loyalty Card Usage (px; of Net Sales) (n = 74 restaurants) Loyalty% store Growth% Store Growth% Loyalty% 1. -8.0 1.5 38 7.2 1.9 -7.2 1.3 39 7.3 2.5 3 -6.1 2.7 40 7.5 2.1 4 -5.5 1.5 41 7.6 1.6 -5.0 2.2 42 7.7 1.5 6. -1.5 2.4 43 7.8 2.0 -1.4 1.6 44 8.0 1.9 8. -1.3 2.4 45 8.3 2.1 -0.6 2.6 46 8.3 1.6 10 -0.4 1.8 47 8.8 0.6 11 0.2 1.2 48 9.2 1.7 12 0.3 2.1 49 9.3 1.4 13 0.4 2.6 50 9.5 1.2 14 0.5 1.4 51 9.5 2.2 15 1.3 2.0 52 10.5 1.4 16 1.4 2.1 53 10.8 2.5 17 1.7 2.4 54 10.8 1.5 ल 2.. 18 1.8 2.0 55 11.3 1.9 19 4.1 0.8 56 11.4 1.6 20 4.2 1.9 57 11.5 2.1 21 4.2 1.8 58 11.7 0.7 22 4.3 2.6 59 12.0 2.7 23 4.6 2.4 60 12.0 1.8 24 4.7 1.5 61 13.2 1.3 25 5.1 1.8 62 13.6 2.4 26 5.6 2.5 2.3 63 15.3 2.7 27 5.6 64 15.5 2.5 28 5.6 1.3 65 16.9 1.9 29 5.9 2.7 66 17.4 1.6 30 6.1 1.6 67 17.6 0.8 31 6.1 2.0 68 18.0 2.3 32 6.2 2.4 69 18.6 1.3 33 6.3 1.3 70 18.8 2.4 34 6.9 2.7 71 22.1 2.7 35 6.9 2.0 72 23.0 1.8 36 7.1 2.3 73 26.0 0.7 37 7.2 1.7 74 26.6 1.5 (b) Find the correlation coefficient. (Round your answer to 3 decimal places. A negative value should be indicated by a minus sign.) (c-1) To test the correlation coefficient for significance at a = 0.01, fill in the following. (Use the rounded value of the correlation coefficient from part b in all calculations. For final answers, round tcalc to 3 decimal places and the p-value to 4 decimal places. Negative values should be indicated by a minus sign.) tcalc p-value are percentages for annual sales growth and net sales attributed to loyalty card usage at 74 Noodles & Company restaurants. Annual Sales Growth (px;) and Loyalty Card Usage (px; of Net Sales) (n = 74 restaurants) Loyalty% store Growth% Store Growth% Loyalty% 1. -8.0 1.5 38 7.2 1.9 -7.2 1.3 39 7.3 2.5 3 -6.1 2.7 40 7.5 2.1 4 -5.5 1.5 41 7.6 1.6 -5.0 2.2 42 7.7 1.5 6. -1.5 2.4 43 7.8 2.0 -1.4 1.6 44 8.0 1.9 8. -1.3 2.4 45 8.3 2.1 -0.6 2.6 46 8.3 1.6 10 -0.4 1.8 47 8.8 0.6 11 0.2 1.2 48 9.2 1.7 12 0.3 2.1 49 9.3 1.4 13 0.4 2.6 50 9.5 1.2 14 0.5 1.4 51 9.5 2.2 15 1.3 2.0 52 10.5 1.4 16 1.4 2.1 53 10.8 2.5 17 1.7 2.4 54 10.8 1.5 ल 2.. 18 1.8 2.0 55 11.3 1.9 19 4.1 0.8 56 11.4 1.6 20 4.2 1.9 57 11.5 2.1 21 4.2 1.8 58 11.7 0.7 22 4.3 2.6 59 12.0 2.7 23 4.6 2.4 60 12.0 1.8 24 4.7 1.5 61 13.2 1.3 25 5.1 1.8 62 13.6 2.4 26 5.6 2.5 2.3 63 15.3 2.7 27 5.6 64 15.5 2.5 28 5.6 1.3 65 16.9 1.9 29 5.9 2.7 66 17.4 1.6 30 6.1 1.6 67 17.6 0.8 31 6.1 2.0 68 18.0 2.3 32 6.2 2.4 69 18.6 1.3 33 6.3 1.3 70 18.8 2.4 34 6.9 2.7 71 22.1 2.7 35 6.9 2.0 72 23.0 1.8 36 7.1 2.3 73 26.0 0.7 37 7.2 1.7 74 26.6 1.5

Answer rating: 100% (QA)

Answer Growth Loyalty 1 8 15 2 72 13 3 61 27 4 55 15 5 5 22 6 15 2... View the full answer