If members of a group of people (or animals or things) are the same in terms of a particular characteristic of interest, there is no variability in the group. Usually, however, there is at least some degree of heterogeneity among 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