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:

Part $2$

$$

Last Year

Now

Units Produced

$1$ comma $500$

$1$ comma $500$

Labor$($hours$)$

$300$

$260$

Resin$($pounds$)$

$55$

$46$

Capital Invested$($$$)$

$8$ comma $500$

$12$ comma $000$

Energy$($BTU$)$

$2$ comma $900$

$2$ comma $850$

The productivity change for each of the inputs$($Labor$,$ Resin,$$ Capital, and$$ Energy$)$ is:

Part $3$

Labor Productivity Change$=$ enter your response here

$\%$

$($enter your response as a percentage rounded to two decimal places and include a minus sign if$$ necessary$).$