Khan Academy
Khan Academy: Calculating R Squared
Calculating R-Squared to see how well a regression line fits data.
Khan Academy
Khan Academy: Interpreting Computer Regression Data
Interpreting computer generated regression data to find the equation of a least-squares regression line. Predictors and coefficients. S and R-squared.
Khan Academy
Khan Academy: Impact of Removing Outliers on Regression Lines
Impact of removing outliers on slope, y-intercept and r of least-squares regression lines.
Khan Academy
Khan Academy: Introduction to Residuals and Least Squares Regression
Introduction to residuals and least squares regression.
Khan Academy
Khan Academy: Interpreting Y Intercept in Regression Model
Interpreting y-intercept in regression model.
Khan Academy
Khan Academy: Interpreting Slope of Regression Line
Interpreting slope of regression line.
Khan Academy
Khan Academy: Calculating the Equation of a Regression Line
Calculating the equation of a least-squares regression line. Intuition for why this equation makes sense.
Khan Academy
Khan Academy: Covariance and the Regression Line
Covariance, variance and the slope of the regression line.
Khan Academy
Khan Academy: Residual Plots
Creating and analyzing residual plots based on regression lines.
Sophia Learning
Sophia: Two Way Tables/contingency Tables: Lesson 3
This lesson will explain two-way tables. It is 3 of 3 in the series titled "Two-Way Tables/Contingency Tables." A transcript accompanies the video. [3:45]