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Quiz #1 Extra Credit

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1. Use the following table to find the OLS estimates ??

X Y

10 -5

7 2

13 -8

10 -5

2. You are interested in the effect of school spending (measured in dollars per student) on

test scores (in points) for elementary school students. In a large random sample of data,

you find for every additional $100 spent per student test scores increase by 10 points,

on average holding other factors constant. Furthermore, the covariance between

spending and test scores is 250.00 and the variance of test scores is 49.00. What is the

R2 from the OLS regression of test scores on spending?

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Explanation & Answer:

2 Answers

Tags:

calculus

Econometrics

Economics And Econometrics

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