The Purpose of the Weighted Average in Stratified Sampling Is

Multiple Choice

The purpose of the weighted average in stratified sampling is:

A) to provide an overall sample average that represents the true distribution of the population.
B) to provide more weight to those strata whose averages are the lowest.
C) to provide more weight to those strata whose averages are the highest.
D) to provide an overall sample average that represents the majority of the strata.
E) to provide more weight to those strata that are more important to society.