The analysis of variance has been studied from several approaches, the most common of which uses a linear model that relates the response to the treatments and blocks.
ðɪ ɐnˈæləsˌɪs ʌv vˈɛɹiəns hˈæzbiːn stˈʌdid fɹʌm sˈɛvɹəl ɐpɹˈoʊtʃᵻz, ðə mˈoʊst kˈɑːmən ʌvwˈɪtʃ jˈuːsᵻz ɐ lˈɪnɪɹ mˈɑːdəl ðæt ɹᵻlˈeɪts ðə ɹᵻspˈɑːns tə ðə tɹˈiːtmənts ænd blˈɑːks.