Stratified random sampling is a sampling technique in which the population is divided into groups called strata. The idea behind stratified sampling is that the groupings are made so that the population units within a group are similar. The ...

  • Loading...
locked icon

Sign in to access this content

Get a 30 day FREE TRIAL

  • Watch videos from a variety of sources bringing classroom topics to life
  • Read modern, diverse business cases
  • Explore hundreds of books and reference titles