Question

Blocking in experimental design is useful because it:
A. controls for multiple variables in an experiment.
B. disguises the subjects who are in the treatment group.
C. gives the quarterback enough time to throw the ball.
D. keeps the experimenter from knowing which subjects are in the treatment group.
E. prevents response bias from entering into the experiment.

Answer 1

A i believe

Answer 2

kk(:

Answer 3

colt

Answer 4

answer the question she asks cause i gtg

Answer 5

if you need anyhelp gl