Dab tsi yog qhov kev xeem tshaj liberal post hoc?

2024 Tus sau: Edward Hancock | [email protected]. Kawg hloov kho: 2023-12-16 01:32

Muaj ntau txoj kev xaiv txog kev xeem tom qab hoc ntawm SPSS. Txawm li cas los xij, qee qhov siv ntau dua li lwm tus. LSD : "tsawg kawg qhov sib txawv." Qhov no yog qhov kev ywj pheej tshaj plaws ntawm kev xeem, vim tias koj feem ntau yuav pom qhov sib txawv tseem ceeb hauv kev sib piv.

Raws li, qhov zoo tshaj plaws post hoc xeem yog dab tsi?

Feem ntau cov kev xeem tom qab hoc yog:

• Bonferroni txheej txheem.
• Duncan qhov kev xeem ntau yam tshiab (MRT)
• Dunn's Multiple Comparison Test.
• Fisher's Least Significant Difference (LSD)
• Holm-Bonferroni txheej txheem.
• Newman-Keuls.
• Rodger Txoj Kev.
• Scheffé's Method.

Ib sab saum toj no, Tukey post hoc test qhia dab tsi? Cov Tukey Test (los yog Tukey txheej txheem), kuj hu ua Tukey's Kev ncaj ncees Qhov txawv xeem , yog a ncej - hoc tes raws li qhov kev faib tawm ntawm cov tub ntxhais kawm. Ib ANOVA kuaj tau Qhia rau koj yog tias koj cov txiaj ntsig tseem ceeb tag nrho, tab sis nws yuav tsis qhia koj raws nraim qhov sib txawv ntawd nyob qhov twg.

Cov lus nug tseem yog, qhov kev xeem tom qab hoc yog dab tsi thiab thaum twg lawv yuav tsum tau siv?

Vim yog xeem post hoc khiav kom paub meej tias qhov twg qhov sib txawv tshwm sim ntawm pawg, lawv tsuas yog yuav tsum yog khiav thaum koj muaj qhov qhia tag nrho qhov sib txawv tseem ceeb hauv pab pawg txhais tau tias (piv txwv li, ib qho tseem ceeb ntawm kev txheeb cais ib txoj kev ANOVA tshwm sim).

Post hoc tsom xam txhais li cas?

Hauv kev tshawb fawb tshawb fawb, post hoc tsom xam (los ntawm Latin pos hoc , " tom qab qhov no") suav nrog statistical tsom xam uas tau teev tseg tom qab cov ntaub ntawv tau pom. Qhov no feem ntau tsim teeb meem kev sim ntau yam vim tias txhua qhov muaj peev xwm tsom xam yog ua tau zoo ib qho kev sim ntsuas.