Question

Which statement is true about the residual plot below?

No regression model is appropriate for the data.
A linear model is a good fit for the data.
.
0
1
2
3
4
5X
A quadratic model is appropriate for the data.
.
.
-2
-3
The sum of the residuals is greater than zero.
Done->

Answer 1

A quadratic model is appropriate for the data

Explanation: