Cov qib ntawm qhov tseem ceeb ntawm kev txheeb cais feem ntau qhia tias yog p-tus nqi ntawm 0 thiab 1. Qhov me me p-tus nqi, qhov muaj zog pov thawj uas koj yuav tsum tsis lees paub qhov kev xav tsis tseeb. Tus nqi p-nqi tsawg dua 0.05 (feem ntau ≤ 0.05) yog qhov tseem ceeb.
Dab tsi yog qib tseem ceeb hauv kev txheeb cais?
theem tseem ceeb yog qhov tshwm sim ntawm kev tsis lees paub qhov kev xav tsis tseeb thaum nws muaj tseeb. … Piv txwv li, qhov tseem ceeb ntawm 0.05 qhia txog 5% kev pheej hmoo ntawm kev txiav txim siab tias qhov sib txawv tshwm sim thaum tsis muaj qhov sib txawv tiag tiag.
Lub ntsiab lus ntawm 0.05 theem ntawm qhov tseem ceeb yog dab tsi?
theem tseem ceeb, kuj txhais tau tias yog alpha lossis α, yog qhov tshwm sim ntawm kev tsis lees paub qhov kev xav tsis zoo thaum nws muaj tseeb. Piv txwv li, theem tseem ceeb ntawm 0.05 qhia a 5% kev pheej hmoo ntawm kev txiav txim siab tias qhov sib txawv tshwm sim thaum tsis muaj qhov sib txawv tiag tiag.
Koj txiav txim siab qhov tseem ceeb li cas?
txhawm rau nrhiav qhov tseem ceeb, rho tus lej qhia los ntawm ib qho. Piv txwv li, tus nqi ntawm ". 01" txhais tau tias muaj 99% (1-. 01=.
Koj xaiv qib tseem ceeb hauv kev txheeb cais li cas?
Koj tuaj yeem xaiv cov theem tseem ceeb ntawm tus nqi 0.05, thiab 0.01. Thaum p-tus nqi tsawg dua alpha lossis sib npaug 0.000, nws txhais tau tias qhov tseem ceeb, feem ntau yog thaum koj xaiv lwm qhov kev xav, txawm li cas los xij, thaum siv ANOVA tsom xam p-tus nqi yuav tsum ntau dua Alpha.
