Walter tutors students in Econometrics. He boasts to you th…
Walter tutors students in Econometrics. He boasts to you that the students who he tutored last semester had an average midterm grade of 90%, while the average midterm grade of the students who didn’t receive tutoring was 75%. He says that the effect of his tutoring is a 15% increase in test scores. Is 15% likely the true effect of tutoring on test scores? Why or why not?
Read DetailsThe following table contains the results of a regression usi…
The following table contains the results of a regression using data on over 7,000 students in the United States, who all took the same standardized Reading and Math Tests. The researcher estimated three regressions. In all three, the dependent variable is the student’s score on the Math section (1) (2) (3) Reading Score 0.714 0.651 0.654 (0.0082) (0.00846) (0.00839) Mother’s Education 0.421 0.415 (0.0463) (0.0451) Father’s Education 0.492 0.435 (0.0414) (0.0405) Female -2.482 (0.147) Asian 2.271 (0.332) Black -2.373 (0.289) Constant 15.15 6.076 8.137 (0.432) (0.596) (0.589) N 7430 7430 7430 Note that this table also includes the estimated constant term. What is the predicted Math score of a student who scores a 120 on the Reading Section?
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