Puas yog qhov ntsuas qhov kev hloov pauv?
Puas yog qhov ntsuas qhov kev hloov pauv?

Video: Puas yog qhov ntsuas qhov kev hloov pauv?

Video: Puas yog qhov ntsuas qhov kev hloov pauv?
Video: Vim li cas koj lub neej thiaj li tsis txawj muaj nyiaj yog ua cas? ( How to Change your life) 2024, Kaum ib hlis
Anonim

Ntau yam . Cov ntau yog qhov yooj yim tshaj plaws kev ntsuas ntawm variation nrhiav. Nws tsuas yog tus nqi siab tshaj tawm tus nqi qis tshaj. Txij li thaum ntau tsuas yog siv qhov loj tshaj plaws thiab qhov tsawg tshaj plaws, nws muaj kev cuam tshuam loj heev los ntawm qhov muaj nuj nqis heev, uas yog - nws tsis tiv taus kev hloov pauv.

Hauv qhov no, 3 qhov kev ntsuas ntawm kev hloov pauv yog dab tsi?

Cov kev ntsuas feem ntau ntawm kev hloov pauv yog qhov ntau , lub interquartile ntau (IQR), qhov sib txawv, thiab tus qauv sib txawv.

Qhov thib ob, yog qhov ntsuas qhov sib txawv? Cov ntsiab lus. Cov ntau , inter-quartile ntau thiab standard deviation yog tag nrho ntsuas uas qhia tus nqi ntawm hloov pauv nyob rau hauv ib tug dataset. Cov ntau yog qhov yooj yim tshaj plaws ntsuas qhov sib txawv los xam tab sis tuaj yeem ua yuam kev yog tias cov ntaub ntawv muaj qhov tseem ceeb heev.

Hauv qhov no, qhov kev hloov pauv yog dab tsi thiab nws ntsuas li cas?

Kev ntsuas ntawm kev hloov pauv yog ob qho khoom ntawm qhov kev faib tawm qhov tshwm sim lossis cov qauv kwv yees ntawm lawv. Qhov ntau ntawm cov qauv yog qhov sib txawv ntawm qhov loj tshaj plaws thiab qhov tsawg tshaj plaws. Qhov sib txawv interquartile muaj peev xwm siv tau ntau dua. Ib qho piv txwv txhais tau siv rau qhov kev faib tawm qhov tshwm sim.

Plaub qhov kev ntsuas ntawm kev hloov pauv yog dab tsi?

Muaj plaub qhov kev ntsuas uas nquag siv ntawm kev hloov pauv: lub ntau , interquartile ntau yam , variance, thiab txheem sib txawv . Hauv ob peb nqe lus tom ntej no, peb yuav saib txhua qhov ntawm plaub qhov kev ntsuas ntawm qhov sib txawv ntawm qhov nthuav dav ntxiv.

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