Question
Chris Remy, owner of Alto's Music, a musical instruments company, thinks that demand for guitars may be related to the number of television appearances by
Chris Remy, owner of Alto's Music, a musical instruments company, thinks that demand for guitars may be related to the number of television appearances by popular group U2 during the previous month. Chris has collected the data shown in the following table:
| Demand For Guitars | 3 | 6 | 7 | 5 | 10 | 7 |
| U2 TV Appearances | 3 | 4 | 7 | 6 | 8 | 5 |
Compute the coefficient of determination (r squared) and determine the percent variation in sales that can be explained by TV appearances.
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A Survey of Mathematics with Applications
Authors: Allen R. Angel, Christine D. Abbott, Dennis Runde
10th edition
134112105, 134112342, 9780134112343, 9780134112268, 134112261, 978-0134112107
