Answer
We can see a clear race discrimination because the profit on the initial price offered by the dealer is lower for both white groups. Between the black groups, there seems to exist a gender discrimination too.
Work Step by Step
Given above.
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.