ESS210B
Prof. Jin-Yi Yu
Correlation and Regression
qLinear Regression: Y = a + bX
q    A dimensional measurement of the linear relationship between X and Y.
qè How does Y change with one unit of X?
q
qLinear Correlation
q    A non-dimensional measurement of the linear relationship between X and Y. qè How does Y change (in standard deviation) with one standard deviation of X?