Scatterplots and correlation
Direction, form and strength read off a plot; what the correlation $r$ measures, what it cannot see, and the share of the variation $r^2$ accounts for.
About 14 minutes6 activities Caderno em papel
Direction, form and strength read off a plot; what the correlation $r$ measures, what it cannot see, and the share of the variation $r^2$ accounts for.
About 14 minutes6 activities Caderno em papel