George Kyparisis makes bowling balls in his Miami plant. With recent increases in his costs, he has a newfound interest in efficiency. George is interested in determining the productivity of his organization. He would like to know if his organization is maintaining the manufacturing average of a 3% increase in productivity. He has the following data representing a month from last year and an equivalent month this year: Last Year 1,200 280 Now 1,200 255 43 Cost Per Input Unit Units Produced Labor (hours) Resin (pounds) Capital Invested (S) Energy (BTU) 48 10,000 11,000 2,9002,750 $12 per hour $5 per pound 1% per month $0.50 per BTU The percent change in productivity for one month last year versus one month this year on a multifactor basis with dollars as the common denominator-| your response as a percentage rounded to two decimal places) % (enter