2024 Tus sau: Elizabeth Oswald | [email protected]. Kawg hloov kho: 2024-01-13 00:07
Lub luag haujlwm ntawm 'kev tshuaj ntsuam tsis meej' yog los ntsuas qhov yuam kev hauv cov qauv kev suav. Kev tshuaj xyuas tsis meej yog qhov tseem ceeb vim qhov loj ntawm tus qauv yuav tsum tau txiav txim siab thaum txhais cov txiaj ntsig ntawm cov qauv kev suav rau kev tswj hwm.
Dab tsi yog qhov tseem ceeb ntawm kev tshuaj xyuas tsis meej?
Kev tshuaj ntsuam tsis meej lub hom phiaj at quantifying variability of the output that is because the variability of the input. Qhov kev ntsuas feem ntau yog ua los ntawm kev kwv yees cov lej ntawm cov paj laum xws li qhov nruab nrab, qhov nruab nrab, thiab cov neeg quantiles. Kev kwv yees tso siab rau cov txheej txheem nthuav tawm tsis paub tseeb.
Qhov tseem ceeb ntawm kev tsis paub meej yog dab tsi?
Kev ntsuas tsis meej yog tseem ceeb rau kev ntsuas kev pheej hmoo thiab kev txiav txim siab. Cov koom haum txiav txim siab txhua hnub raws li cov ntawv ceeb toom uas muaj cov ntaub ntawv ntsuas ntau. Yog tias qhov ntsuas ntsuas tsis raug, ces qhov kev txiav txim siab yuav nce ntxiv. Xaiv cov khoom tsis raug, tuaj yeem ua rau cov khoom tsis zoo.
Vim li cas qhov kev ntsuam xyuas tsis meej yog qhov tseem ceeb hauv cov theem ua ntej ntawm kev npaj sim?
Vim li cas qhov kev ntsuam xyuas tsis meej yog qhov tseem ceeb hauv cov theem ua ntej ntawm kev npaj sim? Kev tshuaj ntsuam tsis paub meej pab hauv kev kawm txog qhov tsis paub tseeb ntawm qhov hloov pauv siv hauv kev txiav txim siab teeb meem. Nws cuam tshuam nrog kev ntsuas qhov tsis paub tseeb hauv qhov sib txawv.
Vim li casPuas yog qhov tsis paub tseeb tseem ceeb hauv chemistry?
Kev ntsuas qhov tsis meej yog qhov tseem ceeb. Nws yog ib yam li qhov tseem ceeb raws li qhov kev ntsuas ntsuas uas tau sau tseg hauv koj cov ntawv xeem. Qhov tseeb, GUM thiab VIM ob leeg hais tias qhov kev ntsuas ua tiav muaj ib qho kev ntsuas tus nqi thiab qhov ntsuas tsis paub tseeb.
Pom zoo:
Vim li cas txoj kev tseem ceeb tseem ceeb rau kev tswj xyuas qhov project?
txoj kev tseem ceeb tso cai rau pab pawg txheeb xyuas cov haujlwm tseem ceeb tshaj plaws hauv qhov project. … Qhov no muab kev nkag siab ntau dua rau koj qhov project ncua sij hawm thiab kev sib raug zoo ntawm cov haujlwm, ua rau koj nkag siab ntau ntxiv txog lub sijhawm ua haujlwm twg koj tuaj yeem hloov kho, thiab qhov twg yuav tsum nyob ib yam.
Vim li cas lub ntsiab lus tseem ceeb yog qhov tseem ceeb?
Grand mean centering sub lub ntsiab lus loj ntawm tus kwv yees siv qhov txhais los ntawm tag nrho cov qauv (X).. Vim li cas Grand txhais tau tias qhov chaw tseem ceeb? Lub ntsiab lus tseem ceeb yog qhov siv tau rov ntsuas duauas pab nrog kev txhais cov ntsiab lus cuam tshuam nrog kev cuam tshuam, nws txhais tau li cas, lossis qhov sib txawv ntawm txhua qib;
Dab tsi yog qhov tseem ceeb thiab vim li cas nws tseem ceeb los txheeb xyuas koj qhov tseem ceeb?
Qhov tseem ceeb yuav coj koj hauv kev txiav txim siab hauv lub neej thiab ua rau koj taug qab. Qhov tseem ceeb tshaj plaws, qhov tseem ceeb tshaj plaws yuav ua rau koj ntseeg siab hais tias "tsis yog." Lawv pab koj txheeb xyuas qhov xav tau tiag tiag hauv koj lub neej, piv rau lwm tus xav tias tseem ceeb.
Qhov twg ntawm kev tsis saib xyuas yog qhov tseem ceeb ntawm rooj plaub palsgraf?
Thaum lub sijhawm xyoo 1928 New York Lub Tsev Hais Plaub Txiav Txim Siab hauv Palsgraf, lub xeev txoj cai lij choj tau ua raws li kev tsim qauv rau kev tsis saib xyuas: tus neeg foob yuav tsum tau qhia tias Long Island Railroad ("LIRR"
Vim li cas qhov tseem ceeb ntawm qhov muaj zog thiab qhov tsis muaj zog yog qhov tseem ceeb?
Nws yog ib qho tseem ceeb rau qhov tseem ceeb ntawm qhov ua tau zoo thiab qhov tsis muaj zog vim qhov no pab lub tuam txhab txiav txim siab txog thaj chaw uas lawv yuav tsum tau txhim kho ntxiv rau thaj chaw uas lawv ua tau zoo hauv. Vim li cas lub zog thiab qhov tsis muaj zog tseem ceeb?
