Linear correlation and regression analysis, Pearson correlation coefficient (r) and variance explained (r2), r or r2 as test statistics. Best learning at 1.5x speed, and at 2x for review before the quiz or exam ([ Ссылка ]). Expand description for time stamps.
00:00 Correlation versus regression
01:29 Pearson correlation coefficient (r)
02:16 Linear regression equation
03:39 Variance explained (r²)
05:03 Test statistic for correlations
06:10 Assumptions and caveats
08:52 Correlation versus causation
12:20 Disentangling collinearity
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University of Alberta, Department of Renewable Resources
