A researcher is interested in determining whether there is a relationship between number of packs of
Question: A researcher is interested in determining whether there is a relationship between number of packs of cigarettes smoked per day and longevity (in years). n=10.
|
# packs of cigarettes smoked (X) |
Longevity (Y) | |
| 0 | 80 | |
| 0 | 70 | |
| 1 | 72 | |
| 1 | 70 | |
| 2 | 68 | |
| 2 | 65 | |
| 3 | 69 | |
| 3 | 60 | |
| 4 | 58 | |
| 4 | 55 | |
∑X = 20; ∑Y = 667; ∑XY = 1247; ∑X2 = 60; ∑ Y2 = 44,983
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Deliverables: Word Document
Deliverables: Word Document
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