Answer
a. Random
b. Stratified
c. Nominal
d. Statistic, because it is based on a
sample.
e. The mailed responses would be a
voluntary response sample. Those
with strong opinions about the topic
would be more likely to respond,
so it is very possible that the results
would not reflect the true opinions
of the population of all adults.
Work Step by Step
a. Random
b. Stratified
c. Nominal
d. Statistic, because it is based on a
sample.
e. The mailed responses would be a
voluntary response sample. Those
with strong opinions about the topic
would be more likely to respond,
so it is very possible that the results
would not reflect the true opinions
of the population of all adults.