Khan Academy

Calculating correlation coefficient r (K-A)

R-squared or coefficient of determination-video (K-A)

Residual plots (K-A)

Correlation coefficient review (K-A)

Standard deviation of residuals or Root-mean-square error (RMSD) (K-A)

Example: Correlation coefficient intuition (K-A)

Bivariate relationship linearity, strength and direction (K-A)

Clusters in scatter plots (K-A)

Constructing a scatter plot (K-A)

Describing scatterplots (form, direction, strength, outliers) (K-A)

Example of direction in scatterplots (K-A)

Equations of trend lines: Phone data (K-A)

Outliers in scatter plots (K-A)

Estimating the line of best fit exercise (K-A)

Positive and negative associations in scatterplots (K-A)

Estimating with linear regression (linear models) (K-A)

Scatter plot: smokers (K-A)

Fitting a line to data (K-A)

Calculating residual example (K-A)

Scatterplots and correlation review (K-A)

Line of best fit: smoking in 1945 (K-A)

Calculating the equation of a regression line (K-A)

Linear regression review (K-A)

Interpreting a trend line (K-A)

Interpreting slope of regression line (K-A)