Answer
Makes sense
Work Step by Step
This makes sense, because if you group the variable on the left, they will have a negative coefficient, and if you group them on the right, they will have a positive coefficient.
You need to log in to continue
You can help us out by revising, improving and updating this answer.
Update this answerAfter you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.