ellen selected 2 essays from each student in her class. each student wrote the same number of essays. is…

ellen selected 2 essays from each student in her class. each student wrote the same number of essays. is this sample of the essays written by the class likely to be biased? yes no
Answer
Brief Explanations:
Since she selects 2 essays from each student, all students have equal chance of having their work represented. This is a form of systematic sampling without any obvious factors that would favor certain essays over others.
Answer:
no