The method of data collection in which the population is divided into nonoverlapping, exhaustive groups is called _____.
A)random sampling
B)stratified sampling
C)endogenous sampling
D)exogenous sampling

Question

Quizplus · Accepted Answer

The method described is called stratified sampling, where the population is first divided into subgroups or strata, and a random sample is taken from each stratum. This method ensures that each stratum is adequately represented in the sample, and can improve the precision of estimates compared to simple random sampling. The other options (random, endogenous, exogenous) do not accurately describe this method of data collection.

The Method of Data Collection in Which the Population Is