Video: Dab tsi yog quartile hauv lej?
2024 Tus sau: Edward Hancock | [email protected]. Kawg hloov kho: 2023-12-16 01:32
A quartile txhais tau tias yog ib pab pawg ntawm cov txiaj ntsig thiab / lossis txhais tau tias faib cov ntaub ntawv teev rau hauv peb lub hlis twg, lossis pawg ntawm plaub. Yuav nrhiav tau quartiles ntawm cov ntaub ntawv teev siv cov kauj ruam hauv qab no: Txiav cov ntaub ntawv los ntawm qhov tsawg tshaj plaws mus rau qhov loj tshaj. Nrhiav qhov nruab nrab ntawm cov ntaub ntawv teev thiab faib cov ntaub ntawv teev rau hauv ib nrab.
Kuj tseem paub yog, koj pom qhov quartile hauv lej li cas?
Quartiles yog qhov tseem ceeb uas faib cov npe ntawm cov lej rau hauv peb lub hlis twg: Muab cov npe ntawm cov lej hauv kev txiav txim. Tom qab ntawd txiav cov npe rau hauv plaub qhov sib npaug. Cov Quartiles yog nyob rau ntawm "txiav"
Thiab qhov tshwm sim yog:
- Quartile 1 (Q1) = 4.
- Quartile 2 (Q2), uas kuj yog qhov nruab nrab, = 5.
- QAB 3 (Q3) = 7.
Ib tug kuj yuav nug, koj nrhiav q1 thiab q3 li cas? Q1 yog qhov nruab nrab (qhov nruab nrab) ntawm qis ib nrab ntawm cov ntaub ntawv, thiab Q3 yog qhov nruab nrab (qhov nruab nrab) ntawm ib nrab ntawm cov ntaub ntawv. (3, 5, 7, 8, 9), | (11, 15, 16, 20, 21). Q1 = 7 thiab Q3 = 16. Kauj Ruam 5: Tshem tawm Q1 los ntawm Q3.
Piv txwv li, 4 quartiles yog dab tsi?
A quartile faib cov ntaub ntawv rau hauv peb lub ntsiab lus - qis dua quartile , nruab nrab, thiab sab sauv quartile - rau daim ntawv plaub pawg ntawm cov ntaub ntawv teev. Qhov qis quartile los yog ua ntej quartile yog suav tias yog Q1 thiab yog tus lej nruab nrab uas poob ntawm tus nqi tsawg tshaj plaws ntawm cov ntaub ntawv teev thiab qhov nruab nrab.
Kuv yuav xam qhov nruab nrab li cas?
Yuav xam qhov nruab nrab li cas . Cov nruab nrab ntawm ib pawg ntawm cov lej tsuas yog cov lej ntawm cov lej muab faib los ntawm tag nrho cov lej ntawm qhov tseem ceeb hauv pawg. Piv txwv li, xav tias peb xav tau nruab nrab 24, 55, 17, 87 thiab 100. Tsuas pom cov lej ntawm cov lej: 24 + 55 + 17 + 87 + 100 = 283 thiab faib los ntawm 5 kom tau 56.6.
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