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Mathematics 13 Online
OpenStudy (anonymous):

What is the quadratic regression equation for the points: (2, 5), (4, 11), (5, 41), and (9, -2)? A. y = 2.40x^2 + 26.06x + 40.82 B. y = -2.40x^2 + 26.06x + 40.83 C. y = -2.40x^2 − 26.06x − 40.84 D. y = -2.40x^2 + 26.06x − 40.82

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