For a certain experiment you have 8 subjects, of which 4 are female and 4 are male. The
names of the subjects are listed below.
Males: Allen, Brown, Chevalier, Dugas F emales Jones, King, Lewis, Moore
There are to be two treatment groups, A and B. If a randomized block design is used,
with the subjects blocked by their gender, which of the following is not a possible group
of subjects for treatment group A?
a. Allen, Brown, King, Lewis
b. Brown, Chevalier, Lewis, Moore
c. Allen, Brown, Dugas, King
d. Allen, Brown, Jones, Moore
e. Allen, Chevalier, Jones, King