As the cost accounting manager at Cambria Chemicals (CC), you are responsible for compiling and reporting various performance measures to the senior managers. The company instituted many efficiency improvement programs recently, and the CFO has asked you to measure and report partial productivity for both labor and materials. Data for the last two years follow. Year 2 Year 1 Gallons input (thousands) 9,300 8,300 Labor-hours (thousands) 9,900 7,500 Gallons of output (thousands) 11,100 9,100 Required: a. Compute the partial productivity measures for labor for year 1 and year 2. b. Compute the partial productivity measures for material for year 1 and year 2. c-1. Have the efficiency improvement programs resulted in greater labor productivity