RTC/OM HCBS Measurement Education Modules


  • The term population refers to all members of a group.
    • A target population is a subgroup of the overall population that you want to measure and answer questions about.
    • A sample refers to those participants who you actually measure.
  • Sampling is used when measuring the entire population is too costly or unfeasible.
  • There are many factors that should be considered when choosing a sample size.
  • Obtaining a representative sample is essential to ensuring that results can be generalized to the target population as a whole.
Video from the Web version of this publication:

Challenges to Developing a Representative Sample: https://www.youtube.com/embed/eHSM-6sfcUA