Lori Cook has developed the following forecasting model y^=36.0+4.20x where y^= demand for Kool Air conditioners and x= the outside temperature (degrees Fahrenheit) a) When the temperature outside is 70F, demand forecast = air conditioners (enter your response as an integer) b) When the temperature outside is 80F, demand forecast = air conditioners (enter your response as an integer). c) When the temperature outside is 90F, demand forecast = air conditioners (enter your rosponse as an integer)