(See Solution) A researcher is interested in determining whether there is a relationship between price and quantity demanded for her firm. n = 11. Price(X)
Question: A researcher is interested in determining whether there is a relationship between price and quantity demanded for her firm. n = 11.
| Price(X) | Q-demanded(Y) |
| 2 | 95 |
| 3 | 90 |
| 4 | 84 |
| 5 | 80 |
| 6 | 74 |
| 7 | 69 |
| 8 | 62 |
| 9 | 60 |
| 10 | 63 |
| 11 | 50 |
| 12 | 44 |
∑X = 77 ; ∑Y = 771 ; ∑XY = 4,867 ; ∑X 2 = 6 49 ; ∑ Y 2 = 56,667
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