Can somebody please answer this for me. I am stuck. The data from data467.dat co

Question

Can somebody please answer this for me. I am stuck.

The data from data467.dat contains information on 78 seventh-grade students. We want to know how well each of IQ score and self-concept score predicts GPA using least-squares regression. We also want to know which of these explanatory variables predicts GPA better. Give numerical measures that answer these questions. (Round your answers to three decimal places.) (Regressor: IQ) R (Regressor: Self-Concept) R2 Which variable is the better predictor? Self Concept

Explanation / Answer

with help of regresson in excel (regresson :IQ) R2  =0.486

(regresson :self concept) R2  =0.252

for IQ has better R2 ; it is better predictor

please revert if you want detailed calculation.

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