Students will learn how to identify whether a scatter plot shows a linear correlation. If it does, students will be asked to sketch the line of best fit.
Estimating the line of best fit exercise by Khan Academy
Eyeballing the line of best fit by Khan Academy
After that, students will learn how to estimate the slope of the best fit line, and how to estimate missing points using said line.
Line of best fit: smoking in 1945 by Khan Academy
Estimating slope of line of best fit by Khan Academy
Conclude by giving your students this Pythagorean theorem puzzle.
Next, give your students these challenges:
Conclude by leading this investigation:
Russian Map Reading