When a population is divided into distinct groups based on some particular characteristic and a probability sample is taken from each group, this exemplifies _________ sampling.
a) area
b) quota
c) stratified
d) cluster
e) simple random
Answer: c
When a population is divided into distinct groups based on some particular characteristic and a probability sample is taken from each group, this exemplifies _________ sampling.
a) area
b) quota
c) stratified
d) cluster
e) simple random
Answer: c