For the given data compute the least squares regression


1. For the following data, compute the least squares regression line for predicting gpa given SAT.

SAT:

500

530

590

660

610

700

570

640

gpa:

2.3

3.1

2.6

3.0

2.4

3.3

2.6

3.5

2. Compute the residuals for the data used in the previous problem and verify that they sum to zero.

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Basic Statistics: For the given data compute the least squares regression
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