A Professor at believes that there is a relationship between graduate students G

Question

A Professor at believes that there is a relationship between graduate students GMAT scores and their GPA. To test to see if GMAT scores can be used as an accurate predictor, the professor ran a regression test with the following results: What does an R-Square of 65.38% tell us? 1. 65.38% of GPA scores were predicted by GMAT Scores 2. 65.38% of GPA had no relation to their related GMAT scores 3. 65.38% of the variation in GPAs was explained by GMAT scores 4. 65.38% of the variation in GMAT scores was explained by GPA

Explanation / Answer

for coefficient of determination refect varation in response variable explained by explanatory variable

hence here option 3 is correct

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