Cov txheej txheem:
Video: Yuav ua li cas koj ua ib sab ntawm Boxplot hauv SPSS?
2024 Tus sau: Lynn Donovan | [email protected]. Kawg hloov kho: 2023-12-15 23:47
Ua Side by Side Boxplots nrog SPSS
- Qhib SPSS .
- Nyem rau ntawm lub voj voog ib sab ntawm "Hloov cov ntaub ntawv".
- Sau cov ntaub ntawv muaj nuj nqis rau ob qho tib si sib txawv hauv ib kab.
- Nyob rau hauv ib kem ib sab ntawm kem rau cov sib txawv sib xyaw ua ke, ntaus lub npe uas txheeb xyuas txhua tus nqi ntawm cov ntaub ntawv los ntawm thawj qhov sib txawv lossis qhov sib txawv thib ob.
Ib yam li ntawd, koj ua li cas los txheeb xyuas lub thawv ntawv?
Yuav txhais li cas Boxplot
- Ntau yam. Yog tias koj txaus siab rau kev sib kis ntawm tag nrho cov ntaub ntawv, nws yog sawv cev rau ntawm lub thawv ntawv los ntawm kab rov tav nyob deb ntawm tus nqi tsawg tshaj plaws thiab tus nqi loj tshaj plaws, suav nrog txhua qhov outliers.
- Interquartile ntau yam (IQR). Qhov nruab nrab ib nrab ntawm cov ntaub ntawv teeb tsa ntog hauv qhov sib txawv ntawm qhov sib txawv.
Lub thawv zaj duab xis qhia dab tsi? A boxplot yog ib txoj hauv kev los qhia txog kev faib cov ntaub ntawv raws li tsib lub ntsiab lus ("yam tsawg", thawj quartile (Q1), nruab nrab, thib peb quartile (Q3), thiab "siab tshaj"). Nws tseem tuaj yeem qhia rau koj yog tias koj cov ntaub ntawv sib luag, nruj npaum li cas koj cov ntaub ntawv tau muab faib ua pawg, thiab yog tias koj cov ntaub ntawv yog skewed li cas.
Tsis tas li ntawd, ib sab ntawm Boxplots qhia peb li cas?
Sab-los-sab ntawm lub thawv muaj txiaj ntsig zoo hauv kev sib piv cov ntaub ntawv tseem ceeb ntawm ob cov ntaub ntawv teev tseg, xws li cov txiaj ntsig nruab nrab thiab qhov ntau ntawm cov nqi them los ntawm cov ntaub ntawv. Sab-los-sab ntawm lub thawv muab cov ntsiab lus xaus thiab tsom xam cov ntaub ntawv. Ntawm lawv tus kheej, boxplots tsuas yog tuaj yeem cuam tshuam nrog ib qho kev hloov pauv ntau.
Yuav ua li cas koj kos ib lub thawv ntawv?
Cov kauj ruam
- Sau koj cov ntaub ntawv.
- Npaj cov ntaub ntawv los ntawm tsawg mus rau qhov loj tshaj plaws.
- Nrhiav qhov nruab nrab ntawm cov ntaub ntawv teev.
- Nrhiav thawj thiab thib peb quartiles.
- Kos ib zaj duab xis kab.
- Kos koj thawj, thib ob, thiab thib peb quartiles ntawm kab lus.
- Ua ib lub thawv los ntawm kos kab kab rov tav txuas cov quartiles.
- Kos koj tus kheej.
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