A research team is conducting a national study of the percentage of household income that is spent on health care. Using national data, they divide the population based on household income data. In this example, household income is a:
A) Stratification variable
B) Cluster variable
C) Quota variable
D) Grouping variable

Question

Quizplus · Accepted Answer

Household income is used to divide the population into different strata for analysis, making it a stratification variable.

A Research Team Is Conducting a National Study of the Percentage