predicted y = 2.2 + 1.2x R^2 = 77.44% The sum of all 56 residuals is what?

If the regression model is given as y= 63.3 + .51x , give an estimate of y when x = 25Group of answer choices68.770.576.0565.2

A regression line has intercept = 2 and slope = 9.  What is the residual for the observation (x,y) = (8,76.1)?

What is the output of a regression?

An equation is given by Y (hat) = 20 + 0.75X. What will be the value of the residual at the point X=100, Y=90 in fitted regression?Select an option Clear Response50-515

Suppose the linear regression line y = 3.009x – 77.131 predicts a pizza parlor's profits based on the number of pizzas sold. If x represents the number of pizzas sold, and y represents the pizza parlor's profits in dollars, about how much can the pizza parlor expect in profits if it sells 275 pizzas?A.$825B.$750C.$675D.$900SUBMITarrow_backPREVIOUS