Question

Statistics/ Algebra 2

Answer 1

The purpose of blocking in experimental design is:

A. to control for multiple variables in an experiment.
B. to keep the subjects from knowing if they are in the treatment group.
C. to prevent response bias from entering into the experiment.
D. to keep the experimenter from knowing which subjects are in the treatment group.
E. to give the quarterback enough time to throw the ball.

Answer 2

A?

Answer 3

It is A got it right