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The number of cases of a new disease can be modeled by the quadratic regression equation y = β2x^2 +...
4 months ago
Q:
The number of cases of a new disease can be modeled by the quadratic regression equation y = β2x^2 + 44x + 8, where x represents the year. Which is the best prediction for the number of new cases in year 20?a. 234b. 422c. 618d. 88
Accepted Solution
A:
-2(20)^2 + 44(20) + 8
= -800 + 880 + 8Β = 88
Its d.