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 now cost per input unit units produced 1 comma 2001,200 1 comma 2001,200 labor (hours) 300300 275275 $1010 per hour resin (pounds) 5050 4545 $55 per pound capital invested ($) 10 comma 00010,000 11 comma 00011,000 11% per month energy (btu) 3 comma 0003,000 2 comma 8502,850 $0.500.50 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 = nothing% (enter your response as a percentage rounded to two decimal places).