Video: Qhov piv txwv ntawm txhais li cas?
2024 Tus sau: Miles Stephen | [email protected]. Kawg hloov kho: 2023-12-15 23:36
Txhais tau tias : Cov " nruab nrab " naj npawb; pom byadding tag nrho cov ntaub ntawv cov ntsiab lus thiab faib los ntawm tus naj npawb ntawm cov ntsiab lus cov ntaub ntawv. Piv txwv : Cov txhais tau tias 4, 1, thiab 7 yog (4 + 1 + 7) / 3 = 12 / 3 = 4 (4 + 1 + 7) / 3 = 12/3 = 4 (4 + 1 + 7) / 3 = 12 / 3 = 4 laug parenthesis, 4, plus, 1, plus, 7, right parenthesis, slash, 3, equals, 12, slash, 3, equals, 4.
Ces, koj yuav nrhiav tau qhov txhais li cas?
Cov txhais tau tias yog qhov nruab nrab ntawm cov lej. Nws yooj yim los xam: ntxiv tag nrho cov lej, ces faib los ntawm pes tsawg tus lej muaj. Hauv lwm lo lus nws yog cov lej faib los ntawm cov suav.
Kuj Paub, qhov piv txwv ntawm hom yog dab tsi? Hom qhov nruab nrab uas hais txog qhov feem ntau-loj tshaj plaws lossis feem ntau tshwm sim tus nqi hauv cov ntaub ntawv. Rau piv txwv , cov hom ntawm cov series 1, 2, 2, 3, 4, 4, 4, 5, 5, 6 yog 4 vim nws tsuas yog tus nqi tshwm simthrice.
Tsis tas li ntawd, qhov nruab nrab thiab hom nrog piv txwv yog dab tsi?
Yog hais tias peb muaj ib txheej ntawm cov ntaub ntawv nrog ib tug khib tooj ntawm datapoints ces tus nruab nrab yog cov ntaub ntawv taw qhia hauv nruab nrab.1, 2, 3, 4, 5, 6, 7. Yog tias peb muaj cov ntaub ntawv uas muaj ntau tus lej ntawm cov ntaub ntawv, ces qhov nruab nrab yog cov txhais tau tias ntawm ob datapoints nyob nruab nrab. 1, 2, 3, 4, 5, 6, 7, 8. 4+52=92=4.5.
Yuav ua li cas yog lub ntsiab lus nyob rau hauv kev txheeb cais nrog piv txwv?
Thaum koj thawj zaug pib ua lej, tej zaum koj tau qhia tias qhov nruab nrab yog qhov "middling" rau cov lej. Rau piv txwv , qhov nruab nrab ntawm 10, 5 thiab 20 yog: 10 + 6 + 20 = 36 / 3 = 12. Koj pib kawm txheeb cais thiab tam sim no qhov "nruab nrab" yog hu ua txhais tau tias.
Pom zoo:
Yam ua piv txwv piv txwv li cas?
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Dab tsi yog qee qhov piv txwv ntawm qhov sib npaug ntawm kev txav mus los?
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