Bimodal - kev faib tawm nrog ob hom. … Median - Tus qhab nia tus nqi hauv kev faib khoom nrog qhov sib npaug tus lej ntawm cov qhab nia saum toj thiab hauv qab nws. Qhov nruab nrab yog 50 feem pua hauv kev faib khoom.
Puas yog kev faib khoom bimodal muaj ob txhais tau tias?
Bimodal Distribution: Ob Peaks . Cov ntaub ntawv faib tawm hauv kev txheeb cais tuaj yeem muaj ib lub ncov, lossis lawv tuaj yeem muaj ob peb lub ncov. … Qhov “bi” nyob rau hauv bimodal faib yog hais txog “ob” thiab modal hais txog lub ncov. Nws tuaj yeem zoo li tsis meej pem me ntsis vim tias hauv kev txheeb cais, lo lus "hom" yog hais txog tus lej feem ntau.
Cov ntaub ntawv bimodal puas muaj qhov nruab nrab?
hom yog tus lej feem ntau thiab nws sib phim nrog lub ncov siab tshaj plaws (tus "hom" ntawm no txawv ntawm "hom" hauv bimodal lossis unimodal, uas yog hais txog tus naj npawb ntawm peaks). Ib qho kev zam yog qhov kev faib tawm bimodal. Qhov nruab nrab thiab nruab nrab tseem nyob hauv nruab nrab, tab sis muaj ob hom: ib qho ntawm txhua qhov ncov.
Koj puas siv txhais tau tias lossis nruab nrab rau kev faib tawm bimodal?
In symmetrical, unimodal datasets, lub txhais tau tias yog qhov tseeb tshaj plaws ntsuas ntawm nruab nrab nyiam. Rau asymmetrical (skewed), unimodal datasets, qhov nruab nrab yuav zoo dua. Rau kev faib tawm bimodal, tsuas yog kev ntsuas uas tuaj yeem ntes cov kev xav hauv nruab nrab kom raug yog hom.
Puas yog bimodal muaj ob lub chaw?
Bimdal txhais tau tias " ob hom" thiab is feem ntau yog siv los piav qhia txog kev faib tawm ntawm qhov tseem ceeb uas muaj ob lub chaw . Piv txwv li, kev faib qhov siab hauv cov qauv ntawm cov neeg laus yuav muaj obncov, ib qho rau poj niam thiab ib qho rau txiv neej.
