In a very large sample almost any, even trivial, difference will be statistically significant. This happens because the standard errors for test statistics become smaller as sample size increases, which makes the test statistic larger (because the standard error is 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