Linear Regression
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Objective
I can calculate the equation of the line of best fit for a given set of data using linear regression.
Part 1 of 3
Warm-up video
Unknown Channel · 5:00
We don't generate video — this one is by Unknown Channel on YouTube. The practice questions and exit ticket below were drafted by AI for this objective, and every question is editable in the teacher guide.
Part 2 of 3
Practice
7 questions
Explain the purpose of the least squares method in linear regression.
Describe the steps involved in creating the table used to calculate the line of best fit, including the purpose of each column (x, y, xy, x²).
Part 3 of 3
Exit ticket
Quick comprehension check
“Given Σx = 20, Σy = 35, Σxy = 120, Σx² = 80, and n = 7, calculate the equation of the line of best fit. Given Σx = 15, Σy = 40, Σxy = 90, Σx² = 45, and n = 6, calculate the equation of the line of best fit. ”
Sample answer included in the free materials
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