Question

Given these two data sets, IQ-GPA and IQ-SAT, how would you predict Justin’s SAT score based on his GPA? Explain.

Answer 1

Answer:

Use the equation of the IQ-GPA trend line to find the IQ corresponding to the given GPA.

Use the equation of the IQ-SAT trend line to find the SAT corresponding to that IQ.

Answer 2

First, use the equation of the trend line to find the IQ that is expected by the GPA. Next, use the other equation of the trend line to find the SAT that is predicted by the IQ.