2024 Tus sau: Elizabeth Oswald | [email protected]. Kawg hloov kho: 2024-01-13 00:07
Peb tau muab rau hauv qhov kev faib tawm me ntsis asymmetrical, yog tias qhov nruab nrab thiab nruab nrab yog 36 thiab 34 raws. So, $\overline{x}=36, {{M}_{e}}=34$. Muab cov nqi, peb tau ${{M}_{0}}=3\times 34-2\times 36=102-72=30$. Yog li ntawd, hom empirical yog 30.
Yuav ua li cas rau qhov txhais tau tias thaum muaj kev faib tawm?
Nyob rau hauv ib qho skewed (tsis sib npaug, lopsided) faib, qhov txhais tau deb dua nyob rau hauv tus Tsov tus tw ntev dua li qhov nruab nrab. Yog hais tias tsis muaj skewness los yog kev faib yog symmetrical zoo li lub tswb-zoo li tus ib txwm nkhaus ces tus txhais=nruab nrab=hom.
Dab tsi asymmetrical faib zoo li cas?
Asymmetrical distribution tshwm sim thaum kev faib khoom vaj khoom tsev nqis peev rov qab nthuav tawm cov qauv tsis sib xws lossis skewed. Kev faib tawm asymmetrical yog qhov sib txawv ntawm qhov sib luag, uas yog thaum kev nqis peev rov qab los ua raws li tus qauv tsis tu ncua feem ntau pom raws li lub tswb nkhaus.
Kev faib tawm asymmetrical puas muaj qhov nruab nrab thiab nruab nrab?
Qhov nruab nrab thiab nruab nrab ntawm asymmetrical distributions tuaj yeem sib npaug.
Qhov txawv ntawm qhov kev faib tawm asymmetrical thiab asymmetrical yog dab tsi?
Kev faib tawm yog asymmetric yog tias nws tsis sib haum nrog xoom skewness; nyob rau hauv lwm yam lus, nws tsis skew. Kev faib tawm asymmetric yog sab laug-skewed lossis sab xis-skewed. … Ib qho kev faib tawm ntawm kev xa rov qab yog sib npaugfaib ib ncig ntawm lub ntsiab lus.
Pom zoo:
Ntawm yog lo lus rau qhov kev sib faib nruab nrab hauv kev daws teeb meem?
Lub kua yog cov khoom uas yaj. Lub solvent is the dissolving medium. Lub sij hawm yog dab tsi rau qhov kev sib faib nruab nrab hauv pawg kev daws teeb meem ntawm cov lus teb xaiv? solvent. dissolving nruab nrab nyob rau hauv ib tug tov.
Puas yog nruab nrab thiab nruab nrab?
Tab sis peb xav hais tias: Nws sawv ntawm nws cov phooj ywg. "midst" txhais tau tias, roughly, "middle" (raws li lub npe). "Amidst" txhais tau tias "hauv nruab nrab" lossis "ntawm" lossis "
Vim li cas cov neeg nruab nrab yuav tsum raug tshem tawm hauv cov saw ntawm kev faib khoom?
Kev tshem tawm tus neeg nruab nrab feem ntau tsim yeej-yeej rau tus neeg muag khoom thiab tus neeg yuav khoom los ntawm kev pom nyiaj. … Qhov no thaum kawg ua rau tus neeg siv khoom kawg tus nqi siab dua vim nws tau them tus nqi khoom qub, tus nqi ntawm txhua tus neeg yuav khoom thiab cov txiaj ntsig xav tau los ntawm tus muag khoom.
Puas yog kev faib khoom bimodal muaj ob qhov nruab nrab?
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?
Nyob rau hauv qhov zoo skewed faib txhais tau tias nruab nrab hom?
Nyob rau hauv qhov zoo skewed faib, lub txhais tau ntau dua qhov nruab nrabvim cov ntaub ntawv ntau dua rau sab qis thiab qhov nruab nrab ntawm tag nrho cov txiaj ntsig, qhov nruab nrab yog nruab nrab tus nqi ntawm cov ntaub ntawv. Yog li, yog tias cov ntaub ntawv ntau dua khoov rau sab qis, qhov nruab nrab yuav ntau dua li tus nqi nruab nrab.
