A farmer wants to do research on how to best GROW his crops. He applies different amounts of a fertilizer to different areas. The chart outlines the data he collected.

What is the independent variable based on the data shown? Take your time to review the chart.

A

B

C

D

A farmer wants to do research on how to best GROW his crops He applies different amounts of a fertilizer to different areas The chart outlines the data he colle class=