WeBWorK using host: https://webwork-ptx.aimath.org, format: simple seed: 51

Use your regression equation from the previous Example to predict the number of cups of cocoa sold when the temperature is $-10^\circ\text{C} \text{.}$

cups

Predict the number of cups of cocoa sold when the temperature is $7^\circ\text{C}\text{.}$

cups

Which prediction is more likely to be accurate? Why?

(a), because it is extrapolation.
(a), because it is interpolation.
(b), because it is extrapolation.
(b), because it is interpolation.