Linear Regression Things

Steve Phelps, 2015. 7. 20.

Just some linear regression things.


  • 1. Finding Equations of LSRL: Old School
  • 2. Correlation and the Least Squares Regression Line
  • 3. Anscombe's Quartet
  • 4. CAS-ing up the LSRL

1.

Finding Equations of LSRL: Old School

Study the table in the spreadsheet. Solving the system of equations (in row 7) for m and b is how they used to find the equations of least square regression lines. Why does this work?
– Steve Phelps

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