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Below you will see Age and Net Sales data for a second store, different from the one you have been analyzing so far. Each
Below you will see Age and Net Sales data for a second store, different from the one you have been analyzing so far. Each item is the sales amount, rounded to the nearest dollar, for 70 customers. You can download the data at this link if you prefer: Download CSV Store #2: Age and Net Sales Net Age Sales ($) 23 112 49 49 118 59 100 37 93 19 92 61 61 34 109 109 104 44 21 118 31 100 82 18 43 91 52 97 97 18 34 101 65 99 94 23 53 119 58 111 112 36 53 108 61 103 88 61 84 25 21 110 97 58 22 98 49 79 87 32 94 30 24 102 86 55 39 119 20 99 114 20 94 24 61 97 87 33 48 85 21 98 113 64 59 98 30 98 101 48 90 64 89 65 90 47 106 20 101 22 85 Answer = 36 97 45 100 49 111 28 104 49 94 55 96 Answer = 35 84 29 94 52 100 22 111 31 115 53 123 What is the mean age for customers at Store 2? 39.96 (Report your answer rounded to ONE decimal place) What is the mean Net Sales amount at Store 2? 99.96 (Report your answer rounded to TWO decimal places) What is the correlation coefficient between the Age and Net Sales variables? 49 118 26 104 Answer = =0.050 (Report your answer rounded to THREE decimal places) 19 92 57 94 34 109 40 97 31 82 43 90 Answer: Net Sales = 52 97 20 96 65 99 44 110 58 111 28 114 61 103 40 105 What is the regression line for these two variables, using Age as the independent variable? ?C-0.0347 number to THREE decimal places) ?(11.323)* Age. (Round each INCORRECT Note: Be careful to enter your numbers in the appropriate box...double check before submitting. Also, be sure to include a negative sign when appropriate. 25 110 49 79 30 102
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