Question 4. The local utility company hypothesizes that fuel consumption (natural gas) in their town would be affected by temperature and chill index. The following data was collected for 10 weeks during the winter. Week Fuel Consumption Y(MMcf) Average Temp X1 (0F) Chill Index X2 1 160 30.0 18 2 130 28.0 15 3 135 […]