22. it is a type of probability sampling procedure wherein the groups are defined in order to maintain the heterogeneity of the population.
A. cluster sampling procedure
B. simple random sampling procedure
C. stratified sampling procedure
D. systematic sampling procedure​


Sagot :

22. C. Stratified Sampling Procedure

Answer:

C- stratified sampling procedure

Explanation:

A stratified sample is obtained by taking samples from each stratum or sub-group of a population. Stratified sampling techniques are generally used when the population is heterogeneous, or dissimilar, where certain homogeneous, or similar, sub-populations can be isolated (strata).