Which statement is not true about randomized block designs?
A)Each block should have objects in all treatment and control groups.
B)A block consists of objects that are similar on one or more variables.
C)Blocks are randomly assigned to each of the treatment and control groups.
D)All of the statements are true.

Question

Quizplus · Accepted Answer

Blocks are not randomly assigned to treatment and control groups; instead, treatments are randomly assigned within each block. Blocks are used to control for variability among experimental units.

Which Statement Is Not True About Randomized Block Designs