Play to Learn
Goal(s): Observe how correlation and predictor value affect the resulting criterion, best-fitting line, and linear regression equation.
How: Control both the correlation coefficient and the predictor value. View in real time the effect on the scatterplot, best fitting line, and linear regression equation.
Site: P2L.io
Linear regression is used to make predictions, based upon a "best fitting" line through the data points.
Demonstration
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This HTML applet was co-developed with ChatGPT 5 through a guided iterative development process.