This can be done in order to assess which groups are different from which other groups or to test various other focused hypotheses.
ðɪs kæn biː dˈʌn ɪn ˈɔːɹdɚ tʊ ɐsˈɛs wˌɪtʃ ɡɹˈuːps ɑːɹ dˈɪfɹənt fɹʌm wˈɪtʃ ˈʌðɚ ɡɹˈuːps ɔːɹ tə tˈɛst vˈɛɹiəs ˈʌðɚ fˈoʊkəst haɪpˈɑːθəsˌiːz.