Cov txheej txheem:
Video: Yuav ua li cas koj tsim lub Boxplot hloov?
2024 Tus sau: Lynn Donovan | [email protected]. Kawg hloov kho: 2023-12-15 23:47
Cov kauj ruam hauv qab no tuaj yeem siv los tsim lub thawv hloov kho
- Muab cov ntaub ntawv muaj nuj nqis nyob rau hauv kev txiav txim.
- Nrhiav qhov nruab nrab, piv txwv li cov ntaub ntawv nruab nrab tus nqi thaum cov qhab nia raug muab tso rau hauv kev txiav txim.
- Nrhiav qhov nruab nrab ntawm cov ntaub ntawv qhov tseem ceeb hauv qab qhov nruab nrab.
- Nrhiav qhov nruab nrab ntawm cov ntaub ntawv qhov tseem ceeb tshaj qhov nruab nrab.
Hais txog qhov no, qhov hloov kho Boxplot yog dab tsi?
Hloov Kho Boxplot . Cov ntaub ntawv tso tawm uas qhia txog tsib lub ntsiab lus. Lub whiskers, ncab tawm sab nraud los ntawm thawj quartile thiab thib peb quartile raws li qhia hauv qab no, tsis pub ntev tshaj 1.5 npaug ntawm qhov sib txawv (IQR). Outliers tshaj uas yog cim cais.
Ib tug kuj yuav nug, vim li cas 1.5 IQR txoj cai? Kev siv Interquartile Txoj cai Nrhiav Outliers Muab ntau qhov sib txawv ( IQR ) los ntawm 1.5 (ib qho tas mus li siv los txheeb xyuas qhov tsis txaus ntseeg). Ib tus lej ntau dua qhov no yog qhov xav tau qhov tseeb. rho tawm 1.5 x ( IQR ) los ntawm thawj quartile. Ib tus lej tsawg dua qhov no yog qhov xav tias qhov tsis txaus ntseeg.
Kuj paub yog, lub hom phiaj ntawm kev hloov kho Boxplot yog dab tsi?
Tsis zoo li tus qauv boxplot , a hloov kho boxplot tsis suav nrog cov outliers. Hloov chaw, cov outliers tau sawv cev raws li cov ntsiab lus dhau ntawm 'whiskers', txhawm rau sawv cev kom raug ntau dua qhov kev faib tawm ntawm cov ntaub ntawv.
Cov thawv ntawv puas suav nrog cov khoom tawm?
Tus qauv lub thawv - thiab whisker zajlus suav nrog Tag nrho cov ntaub ntawv cov ntsiab lus, suav nrog npe hu ua outliers . Outliers yog cov ntsiab lus uas nyob deb sab laug lossis sab xis ntawm cov ntaub ntawv teeb tsa thiab tuaj yeem cuam tshuam los ntawm cov duab sawv cev ntawm cov ntaub ntawv. Outliers yog cov ntsiab lus uas yog 1.5 * IQR dhau ntawm cov quartiles.
Pom zoo:
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Yuav ua li cas koj xaim ntau lub teeb thiab hloov ntawm ib lub voj voog?
Yog tias koj tau teeb tsa ob lub keyboards hauv tib lub thawv hluav taws xob, npaj ob lub xov hlau dub. Txuas ib kawg ntawm 6-nti xaim mus rau saum lub davhlau ya nyob twg ntawm thawj qhov hloov. Twist lwm qhov kawg ua ke nrog cov hlau dub los ntawm cov kab hluav taws xob nkag thiab cov hlau dub los ntawm cov kab txuas mus rau qhov hloov thib ob los tsim ib lub pigtail
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