Refer to the example of perfectly correlated predictor variables in Table 7.8.
a. Develop another response function, like response functions (7.S8) and (7.S9), that fits the data perfectly
b. What is the intersection of the infinitely many response surfaces that fit the data perfectly?
Table 7.8
![](https://test.transtutors.com/qimg/5c8b69fc-8e0b-4cb8-890a-01ec2f4cf901.png)