Given that:Exelon Generation produced 219 gigawatt-hrs per week of electricity.The company had 15,000 U.S. employees.Now, to find the average labor productivity of Exelon Generation, we have to use the following formula:Average labor productivity = Electricity produced / number of employeesAverage labor productivity = (219 x 10^3) / (15,000 x 1 x 10^6) [as 1 gigwatt-hour = 1,000 megawatt-hours]Average labor productivity = 0.0146Thus, the average labor productivity of Exelon Generation is 0.0146 (rounded to 1 decimal point).