Video: Kev tshawb fawb hypothesis yog dab tsi?
2024 Tus sau: Stanley Ellington | [email protected]. Kawg hloov kho: 2023-12-16 00:17
A tshawb fawb hypothesis yog ib qho kev qhia tshwj xeeb, meej, thiab ntsuas tau los yog cov lus piav qhia txog qhov tshwm sim tau ntawm kev tshawb fawb kev tshawb fawb kawm raws li ib tug tej yam khoom ntawm ib tug pej xeem, xws li presumed qhov sib txawv ntawm cov pab pawg neeg ntawm ib tug sib txawv los yog kev sib raug zoo ntawm variables.
Tom qab ntawd, ib tug kuj yuav nug, dab tsi yog qhov kev tshawb fawb hypothesis piv txwv?
Cov tshawb fawb hypothesis yog ib tug paring down ntawm qhov teeb meem mus rau hauv ib yam dab tsi testable thiab falsifiable. Nyob rau saum toj piv txwv , a tus kws tshawb fawb tej zaum yuav xav tias qhov poob ntawm cov ntses stocks yog vim lub sij hawm ntev ntawm kev nuv ntses.
Ib yam li ntawd, piv txwv li kev xav li cas? Rau piv txwv ib tug neeg ua qhov kev sim ntawm cov nroj tsuag loj hlob tuaj yeem qhia qhov no kev xav : "Yog tias kuv muab cov nroj tsuag tsis muaj hnub ci, ces cov nroj tsuag yuav loj hlob mus rau nws qhov loj tshaj plaws." Hypotheses tsis tuaj yeem ua pov thawj tseeb los ntawm cov ntaub ntawv tau txais hauv qhov kev sim, hloov kev xav yog txhawb los ntawm
Dhau li ntawm no, koj sau li cas kev tshawb fawb hypothesis?
Thaum koj sau koj kev xav , nws yuav tsum ua raws li koj "kev kwv yees" tsis yog ntawm cov ntaub ntawv paub.
Ib Kauj Ruam Hauv Cov Txheej Txheem
- Nug ib lo lus nug.
- Ua Kev Tshawb Fawb Txog Keeb Kwm.
- Tsim ib tug Hypothesis.
- Ntsuam xyuas koj qhov kev xav los ntawm Kev Ua Ib Qhov Kev Ntsuas.
- Tshawb xyuas koj cov ntaub ntawv thiab kos cov lus xaus.
- Sib txuas lus koj cov txiaj ntsig.
Kev tshawb fawb hypothesis yog dab tsi thiab vim li cas qhov kev xav yog qhov tseem ceeb rau kev tshawb fawb?
Cov tshawb fawb hypothesis yog lub hauv paus rau txhua tus kev tshawb fawb endeavors, seb qualitative los yog quantitative, exploratory los yog explanatory. Ntawm nws qhov yooj yim tshaj plaws, lub tshawb fawb hypothesis hais txog dab tsi tus kws tshawb fawb cia siab tias yuav nrhiav tau - nws yog cov lus teb zoo rau cov kev tshawb fawb lo lus nug uas coj tag nrho kawm.
Pom zoo:
Vim li cas tsoomfwv yuav tsum txhawb kev tshawb fawb txog kev tshawb fawb thiab thev naus laus zis?
Txhawm rau txhawb kev tshawb fawb-raws li kev tsim kho tshiab rau kev sib raug zoo, ib puag ncig thiab nyiaj txiag txiaj ntsig. Tag nrho cov kev tshawb fawb pej xeem muaj kev sib tw ntawm kev xav tau los txhawb kev tshawb fawb tsis tsim nyog txawm tias qhov txiaj ntsig feem ntau yuav tshwm sim rau kev lag luam ntiag tug thiab yog li ua rau kev loj hlob ntawm kev lag luam
Kev tshawb fawb txog kev lag luam txhais cov hom kev tshawb fawb yog dab tsi?
Hom Kev Tshawb Fawb Kev Ua Lag Luam. Cov txheej txheem no suav nrog kev ua lag luam segmentation, kuaj cov khoom lag luam, kuaj kev tshaj tawm, kev soj ntsuam tus tsav tsheb tseem ceeb rau kev txaus siab thiab kev ncaj ncees, kev ntsuas kev siv tau, kev paub txog kev siv thiab kev tshawb fawb, thiab kev tshawb fawb txog nqi (siv cov tswv yim xws li kev sib koom ua ke), thiab lwm yam
Kev tshawb fawb txog kev muaj peev xwm yog dab tsi yog dab tsi txawv ntawm nws?
Hom Feasibility. Ntau hom kev ua tau zoo uas feem ntau suav nrog suav nrog kev ua tau zoo, kev ua haujlwm ua tau zoo, thiab kev ua lag luam nyiaj txiag. Kev ua haujlwm muaj peev xwm txheeb xyuas qhov uas yuav tsum tau ua software ua cov kauj ruam los daws teeb meem kev lag luam thiab cov neeg siv khoom xav tau
Kev Tshawb Fawb Txog Kev Tshawb Fawb yog dab tsi?
Collins phau ntawv txhais lus txhais qhov kev nkag siab tias "kev nkag mus thiab feem ntau tam sim ntawd nkag siab txog qhov teeb meem nyuaj lossis teeb meem" (saib inset) thaum kev tshawb fawb txhais tau tias yog "kev tshawb xyuas tsim nyog los tsim qhov tseeb lossis cov ntsiab lus lossis khaws cov ntaub ntawv ntawm ib qho kev kawm"
Cov kev tshawb fawb tshawb fawb them nyiaj ntau npaum li cas?
Uas tau hais tias, qhov them nyiaj ntau rau kev koom nrog hauv kev tshawb fawb tshawb fawb tuaj yeem sib txawv. Qhov nruab nrab, koj tuaj yeem cia siab tias yuav tau them qhov twg los ntawm $ 50- $ 300 toj ib hnub los koom nrog hauv kev kawm. Tag nrho cov nyiaj koj yuav tau them yuav nyob ntawm qhov ntev ntawm qhov kev sim thiab kev kho mob lossis cov txheej txheem ua tiav