2024 Tus sau: Elizabeth Oswald | [email protected]. Kawg hloov kho: 2024-01-13 00:07
Kev faib tawm yog skewed yog tias ib qho ntawm nws cov tails ntev dua li lwm tus. Thawj qhov kev faib tawm pom muaj qhov zoo skew. Qhov no txhais tau hais tias nws muaj tus Tsov tus tw ntev hauv qhov kev coj zoo.
Qhov twg yog qhov zoo?
Rau qhov kev faib tawm tsis zoo, qhov tsis zoo feem ntau qhia tias tus Tsov tus tw yog nyob rau sab laug ntawm kev faib tawm, thiab qhov zoo skew qhia tias tus Tsov tus tw yog ntawm sab xis. Thaum ib tus Tsov tus tw ntev tab sis tus Tsov tus tw yog rog, skewness tsis ua raws li txoj cai yooj yim.
Puas yog qhov zoo skew yog qhov zoo?
A txhais tau tias nrog qhov zoo skew yog qhov zoo, thaum lub ntsiab lus tsis zoo nrog qhov zoo tsis zoo. Yog tias cov ntaub ntawv teeb tsa muaj qhov zoo skew, tab sis qhov nruab nrab ntawm qhov rov qab yog qhov tsis zoo, nws txhais tau tias kev ua tau zoo tag nrho yog qhov tsis zoo, tab sis lub hlis dhau los yog qhov zoo.
Yuav ua li cas rau qhov zoo skewness?
Positive Skewness txhais tau tias thaum tus Tsov tus tw ntawm sab xis ntawm kev faib tawm ntev dua los yog rog dua. Qhov nruab nrab thiab nruab nrab yuav ntau dua li hom. Negative Skewness yog thaum tus Tsov tus tw ntawm sab laug ntawm kev faib tawm ntev dua los yog rog dua tus Tsov tus tw ntawm sab xis. Qhov nruab nrab thiab nruab nrab yuav tsawg dua li hom.
txhais li cas thaum cov qhab nia zoo skewed?
Ib qho kev faib tawm yog qhov zoo skewed yog cov qhab nia poob mus rau sab qis ntawm qhov ntsuas thiab muaj cov qhab nia siab dua tsawg heev. Positively skewed cov ntaub ntawv yogkuj hu ua skewed mus rau sab xis vim hais tias yog cov kev taw qhia ntawm 'ntev Tail kawg' ntawm daim ntawv.
Pom zoo:
Puas yog qhov zoo lossis qhov tsis zoo?
2 Teb. Sophisticated muaj qhov tsis zoo, yog li koj tuaj yeem siv lo lus ntawd los qhia txog yam zoo ntawm koj qhov project. Txawm li cas los xij, nws yeej ib txwm ua rau kuv tsis sib xws rau qhov yooj yim-minded lossis uncultured (saib ntawm no).
Puas yog qhov zoo tshaj lossis qhov zoo tshaj?
Qhov zoo tshaj plaws thiab qhov zoo tshaj ob txhais tau tias "zoo tshaj plaws" lossis "muab siab tshaj." Optimal tsuas yog siv los ua ib qho adjective, xws li hauv "kev ua kom zoo tshaj plaws ntawm kev ua tiav, thaum zoo tshaj plaws ua haujlwm zoo li ob lub npe, xws li hauv ib yam dab tsi "
Thaum ua tau zoo nws yog qhov zoo tshaj kom muaj qhov chaw tsawg kawg?
Thaum ua tau zoo, nws yog qhov zoo tshaj kom muaj chaw (tsawg kawg 8 taw) ntawm ob sab. Feem ntau cov tsheb muaj qhov dav ntawm 5 mus rau 7 ko taw. Txij li txoj kab tsheb khiav feem ntau yog 9 txog 12 ko taw dav, koj yuav tsum muaj teeb meem me ntsis txhawm rau txheeb xyuas txoj kev taug kev txaus.
Puas yog qhov zoo thiab zoo nkauj yog cov ntaub ntawv kawm zoo?
Qhov no yog ib qho kev kawm pheej yig heev thiab pheej yig dua me ntsis ntau dua li cov ntaub ntawv kawm hauv tsev. Lub Hom Phiaj Zoo thiab Zoo Nkauj yog txhawm rau ntxiv dag zog rau menyuam yaus thiab tsev neeg, yog vim li cas lawv khaws lawv cov txiaj ntsig qis.
Vim li cas qhov tseem ceeb ntawm qhov muaj zog thiab qhov tsis muaj zog yog qhov tseem ceeb?
Nws yog ib qho tseem ceeb rau qhov tseem ceeb ntawm qhov ua tau zoo thiab qhov tsis muaj zog vim qhov no pab lub tuam txhab txiav txim siab txog thaj chaw uas lawv yuav tsum tau txhim kho ntxiv rau thaj chaw uas lawv ua tau zoo hauv. Vim li cas lub zog thiab qhov tsis muaj zog tseem ceeb?
