BONUS - Multiple Choice - Select the best answer from those provided. 180 160 140 120 Y 100 SO 3 10 20 40 100 y = po + B.X + Boxy + .+ A standard regression line is represented by the above equation where y is our outcome variable and each x is a predictor variable we hope tells us something about the change in y The simple univariata (single variable) regression line in the image above is represented by y = 46.9145 + 1,0670x The R2 value for this regression is 0.532 and suggests that the variables included in this model help explain 53.2% of the variation in y the intercept of the regression line is aty - 53.2 there is a high likelihood (53.2%) that these results are due to chance alone single-unit increase in x will result in an approximate 0.532 unit change in the average of y