In a study, ice cream consumption was measured over 30 four week periods from March 18, 1951 to July 11, 1953. The aim of the study was to determine if ice cream consumption depends on the variables price, income or temperature. The unit of the variables are IC : Ice cream consumption in pints per capita, Price : Price of ice cream per pint in dollars, Income : Weekly family income in dollars and Temp : Mean temperature in degrees F. Based on the Excel output of the multiple linear regression analysis as shown in Figure Q1