Cov txheej txheem:
- Puas yog qhov tseem ceeb txhais ua ntej?
- Koj siv lub ntsiab lus hauv kab lus li cas?
- txhais tau hais tias ib yam dab tsi tuaj yeem paub ua ntej?
- Dab tsi yog qhov tseem ceeb hauv kev kawm?
Video: Rau qhov tseem ceeb txhais tau tias?
2024 Tus sau: Fiona Howard | [email protected]. Kawg hloov kho: 2024-01-10 06:38
A priori, Latin rau " los ntawm yav dhau los", yog ib txwm sib txawv nrog posteriori. Lo lus feem ntau piav qhia txog cov laj thawj lossis cov lus sib cav uas pib los ntawm qhov dav mus rau qhov tshwj xeeb, lossis los ntawm qhov ua rau cuam tshuam.
Puas yog qhov tseem ceeb txhais ua ntej?
A priori txhais tau tias " from before." Yog tias koj paub ntau npaum li cas cov pos hniav liab, dawb, thiab xiav nyob rau hauv cov pos hniav tshuab, qhov kev paub ua ntej tuaj yeem pab koj twv seb cov xim ntawm cov pos hniav tom ntej yuav muab xa mus.
Koj siv lub ntsiab lus hauv kab lus li cas?
A Priori hauv kab lus ?
- Txoj kev ntseeg muaj qhov kev ntseeg ua ntej tias Vajtswv muaj nyob yam tsis muaj pov thawj ntawm lub cev.
- Tus poj niam jaded tau ua qhov kev xav ua ntej tias txhua tus txiv neej yog neeg dag, tab sis tsis tuaj yeem paub meej vim nws tsis tau nrog txhua tus txiv neej.
txhais tau hais tias ib yam dab tsi tuaj yeem paub ua ntej?
Ib qho lus qhia yog paub txog qhov tseem ceeb yog nws tuaj yeem paub ywj pheej ntawm kev paub lwm yamdua li qhov kev paub ntawm kev kawm cov lus uas tau hais tawm, qhov kev tawm tswv yim tias yog paub tias posteriori paub los ntawm kev paub.
Dab tsi yog qhov tseem ceeb hauv kev kawm?
Ib qho kev paub tseem ceeb yog uas yog kev ywj pheej los ntawm kev paub Piv txwv suav nrog lej, tautologies, thiab txiav tawm los ntawm qhov laj thawj ntshiab. Ib qho kev paub tom qab yog qhov uas nyob ntawm cov pov thawj empirical. Piv txwv suav nrog feem ntau ntawm kev tshawb fawb thiab kev paub ntawm tus kheej.
Pom zoo:
Vim li cas cov ntaub ntawv tseem ceeb tseem ceeb rau kev tswj hwm tebchaws Askiv?
Cov ntaub ntawv raug cai ntawm cov thawj coj hauv tebchaws Askiv ua haujlwm qhov tseem ceeb ntawm keeb kwm ntawm no lub sijhawm. Cov thawj coj hauv tebchaws Askiv ntseeg tias txhua qhov kev qhia, kev npaj, txoj cai, kev txiav txim siab, kev pom zoo, kev tshawb nrhiav yuav tsum tau sau kom meej.
Dab tsi yog qhov tsis zoo ntawm imputing ploj qhov tseem ceeb nrog txhais tau tias?
Mean imputation distorts kev sib raug zoo ntawm cov variables Tab sis txhais tau tias imputation kuj distorts multivariate kev sib raug zoo thiab cuam tshuam cov txheeb cais xws li correlation. Piv txwv li, cov lus hauv qab no hu rau PROC CORR suav qhov sib txheeb ntawm qhov sib txawv ntawm Orig_Height thiab qhov hnyav thiab hnub nyoog sib txawv .
Dab tsi yog qhov tseem ceeb thiab tsis tseem ceeb?
Qhov me dua p-tus nqi, qhov muaj zog pov thawj uas koj yuav tsum tsis lees paub qhov kev xav tsis tseeb. Ib qho p-tus nqi tsawg dua 0.05 (feem ntau ≤ 0.05) yog qhov tseem ceeb. … A p-tus nqi siab dua 0.05 (> 0.05) tsis yogqhov tseem ceeb thiab qhia cov pov thawj muaj zog rau qhov kev xav tsis zoo .
Puas yog qhov tseem ceeb tseem ceeb cuam tshuam?
Qhov tseem ceeb tseem ceeb tshaj plaws (aka core prime implicants) yog prime implicants uas npog cov txiaj ntsig ntawm kev ua haujlwm uas tsis muaj kev sib xyaw ua ke ntawm lwm cov kev cuam tshuam tseem ceeb tuaj yeem npog Cov txiaj ntsig ntawm txhua qhov tseem ceeb Qhov cuam tshuam ntawm Boolean muaj nuj nqi yog hu ua nws cov nyiaj ua tiav, qhov tsawg kawg nkaus npog, lossis Blake canonical daim ntawv .
Vim li cas qhov tseem ceeb yog qhov tseem ceeb?
Nws yuav tsum muaj lub zog lub cev thiab lub siab lub ntsws. Qhov tseem ceeb yog qhov tseem ceeb uas tso cai rau koj mus txuas ntxiv thiab ua lub neej zoo. Hauv qhov tseem ceeb, qhov tseem ceeb txhais tau hais tias muaj zog, noj qab nyob zoo, thiab muaj txiaj ntsig zoo.
