The net profit for four months of T. N.T. Corporation is given in the table below: January- $16,800
February- $4,500
March- $39,900
April- $12,000

What was the net profit for the four month period?

company a

step-by-step explanation:

using the linear regression models , it is found that company a   pays about $14 more. but using the same regression (linear) company b pays about $10 more.

so company a pays more than b