Fill in the blanks. A measure of total variation in the observed values of the response variable is the____. The mathematical abbreviation for it is____. A measure of the amount of variation in the observed values of the response variable explained by the regression is the_____. The mathematical abbreviation for it is_____. A measure of the amount of variation in the observed values of the response variable not explained by the regression is the_____. The mathematical abbreviation for it is _____.
Explanation / Answer
a) Sum of squares of Total SST b) Sum of squares of Regression SSR (The coefficient of determination is r2 = SSR/SST.This is the proportion of the variation that is explained by theregression model.) c) Sum of squares of Error SSE Hope this helps, Mike