Khan Academy Static

Estimating_with_trend_lines

If we know how big a person’s feet are, can we predict their height? In this tutorial, we'll fit a line to the pattern we see and use it to make predictions.

Creating_and_interpreting_scatterplots

Do people who eat more vegetables tend to be happier? Is crime getting better or worse over time? In this tutorial we'll make scatterplots to see if there is a correlation between two variables.