Which of the Following Statements About a Randomized Block Design

Multiple Choice

Which of the following statements about a randomized block design with two treatments is not true?

A) Every subject has a 50/50 chance of being given the first treatment.
B) Block A is chosen randomly from among the available subjects.
C) In every block, some subjects are assigned the first treatment and some the second treatment.
D) Treatments are assigned randomly within each block.