Which of the following statements are FALSE?
I. A voluntary response sample is necessary to make sure subjects are not participating
against their will.
One way to take an SRS is to start with a list of possible subjects and flip a coin and
record H (subject included) T (subject not included),until you get the required
sample size.
III. The experimental units in clusters should be as alike as possible while blocks and
strata should resemble the population as a whole.
A. I only
B. I, II and III
C. I and II
D. I and III
E. II only