Answer
Selection bias or convenience sampling occur when not all individuals have the same chance of being selected.
Work Step by Step
Selection bias or convenience sampling occur when not all individuals have the same chance of being selected.
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.