Q. According to Zero Population Growth, average urban U.S. resident consumes 3.3 pounds of food per day. Is this figure accurate for rural U.S. residents? Suppose 64 rural U.S. residents are identified by a random procedure also their average consumption per day is 3.60 pounds of food. Assume a population variance of 1.31 pounds of food per day. Use a 5% level of significance to determine whether Zero Population Growth figure for urban U.S. residents also is true for rural U.S. residents on basis of sample data. 9.49 Brokers generally agree that bonds are a better investment.