Koj puas tuaj yeem nthuav dav kev tshawb fawb zoo?

Cov txheej txheem:

Koj puas tuaj yeem nthuav dav kev tshawb fawb zoo?
Koj puas tuaj yeem nthuav dav kev tshawb fawb zoo?
Anonim

Lub hom phiaj ntawm kev tshawb fawb zoo tshaj plaws yog tsis yog kom nthuav davtab sis yog muab kev nplua nuj, kev nkag siab ntawm cov ntsiab lus ntawm qee yam ntawm tib neeg kev paub dhau los ntawm kev kawm hnyav ntawm cov xwm txheej tshwj xeeb. … Cov teeb meem ntsig txog kev nthuav dav yog, txawm li cas los xij, feem ntau tsis quav ntsej lossis qhia tsis tseeb los ntawm ob pawg kws tshawb fawb.

Puas yog generalization qualitative lossis quantitative?

Generalization, uas yog ib qho kev txiav txim siab uas suav nrog kev kos duab dav dav los ntawm cov kev soj ntsuam tshwj xeeb, tau lees paub dav dav raws li tus qauv zoo hauv kev tshawb fawb ntau, tab sis muaj teeb meem ntau dua hauv qhov zoo. research.

Cov txiaj ntsig zoo tuaj yeem ua tau dav dav?

Cov kws tshawb fawb zoo tshaj plaws tsis pom zoo kom dav dav los ntawm cov kev tshawb fawb zoo, vim tias qhov kev tshawb fawb no tsis yog los ntawm cov qauv random thiab kev tswj xyuas kev txheeb xyuas.

Puas muaj ntau yam?

Generalizability Overview

Vim hais tias lub suab generalizability xav tau cov ntaub ntawv ntawm cov neeg coob, kev tshawb fawb ntau - kev sim piv txwv - muab lub hauv paus zoo tshaj plaws rau kev tsim cov dav dav dav. Tus loj dua tus qauv pejxeem, ntau tus tuaj yeem nthuav dav cov txiaj ntsig.

Vim li cas kev nthuav dav tsis yog qhov teeb meem hauv kev tshawb fawb zoo?

Ntxiv rau kev txhawj xeeb txog kev ua tau zoo, cov txheej txheem zoo raug cem vim kev tshawb fawb feem ntau nyuaj raureplicate. Cov kws tshawb fawb yav tom ntej yuav tsis nkag mus rau tib yam kev kawm, thiab yog tias siv lwm yam kev kawm, cov txiaj ntsig yuav txawv.

Pom zoo:

Nthuav cov khoom
Thaum twg tus menyuam ya mus?
Nyeem ntxiv

Thaum twg tus menyuam ya mus?

Fledglings feem ntau pib sim ya thaum cov noog muaj kwv yees li ob lub lis piam, thiab txawm tias lawv tau pib tawm hauv lub zes, lawv tsis nyob ntawm lawv tus kheej, raws li cov Massachusetts Audubon Society. Cov niam txiv feem ntau nyob ze, saib xyuas lawv cov xeeb ntxwv thiab tseem muab zaub mov.

Ntau npaum li cas 99 chinning osrs?
Nyeem ntxiv

Ntau npaum li cas 99 chinning osrs?

Feem ntau, rau 99 ntau yam, koj xav tias yuav siv sijhawm 40+ hnub kev cob qhia siv hlau lossis hlau riam phom. Tab sis kuj ceeb tias, txoj kev no raug nqi txog 30M-55Mnrog rune xub lossis mithril ntuav riam. Ntxiv rau, koj tuaj yeem ua tiav 60-99 ntau yam hauv tsawg li 15 hnub.

Dab tsi yog qhov txawv ntawm lub tshuab hluav taws xob thiab lub tshuab hluav taws xob?
Nyeem ntxiv

Dab tsi yog qhov txawv ntawm lub tshuab hluav taws xob thiab lub tshuab hluav taws xob?

Gramophone: Txhua lub suab kaw suab, lossis cov cuab yeej ua si yav dhau los-cov suab kaw, tshwj xeeb tshaj yog tias nws siv lub tiaj tiaj tiaj. Phonograph: Txhua lub suab kaw suab, lossis cov cuab yeej siv rau kev ua si cov suab uas tau kaw dhau los, tshwj xeeb tshaj yog tias nws siv lub tog raj kheej tig.