Using a graphing calculator

which quadratic regression equation best fits the data set?

X Y

4 109

6 88

9 52

15 42

18 50

21 78

23 98

A. y = 0.728x^2 + 20.213x + 179.246

B. y = 0.728x^2 - 20.213 + 179.246

C. y = 179.246x^2 - 20.213x + 0.728

D. y = 0.728x^2 + 0.564x + 179.246

Question

Carlie Gay

13 March, 01:28

+4

Answers (1)

Know the Answer?

Gilbert Raymond · Answer 1

Gilbert Raymond 13 March, 03:21

0

I think the answer is c

Using a graphing calculatorwhich quadratic regression equation best fits the data set?X Y4 1096 889 5215 4218 5021 7823 98A. y = 0.728x^2 + 20.213x + 179.246B. y = 0.728x^2 - 20.213 + 179.246C. y = 179.246x^2 - 20.213x + 0.728D. y = 0.728x^2 + 0.564x + 179.246