Stratified Sample (Noun)
Meaning
The population is divided into strata and a random sample is taken from each stratum.
Classification
Nouns denoting cognitive processes and contents.
Examples
- The researcher used a stratified sample to ensure that the survey represented the diverse demographics of the city.
- By dividing the population into strata based on age and income, the market researcher was able to gather more accurate data with a stratified sample.
- The study employed a stratified sample of 1,000 participants, with 200 from each of the five designated strata.
- To increase the precision of the estimates, the statistician recommended using a stratified sample instead of a simple random sample.
- The survey's stratified sample was designed to reflect the socioeconomic characteristics of the population, with strata defined by education level and occupation.