help please.

Use a graphing calculator or other technology to answer the question.

Which quadratic regression equation best fits the data set?

 

x            y

0           39

1           35

2           31

4           26

6           19

10         15

11         12

 

• yˆ = 38.910x^2 − 4.074 − 0.155
• yˆ = 0.155x^2 − 4.074x − 38.910
• yˆ = 0.155x^2 − 4.074x + 38.910
• yˆ = 38.910x^2 − 4.074 + 0.155