y'y'r = what is the cross product name of the value of the ir of $y'y what is the cross-product term for $i'y? what is the cross product in ananov how to show hat y how to break up $y'y how to break up the residuals of an anova test what is the cross product of $y'r$ where is residual value of a variable a hat y when will y'y r be 0. how to break up hat y what is the cross product term of $y'y what is the difference between $hat and $yr? what is the definition of r'r how to break up residuals what is hat y? how to break up residuals how many r in r hat what is the residuals y of the answer what value does r represent in an asnova