Pawg koom tes kuj pab tau uas muaj ntaub ntawv sau, tab sis nws yog ib lo qhia los xyuas kom meej cov ntaub ntawv zoo thiab systematic le caag los piv txwv.
Nyob rau hauv tas li ntawd mus tsim kom muaj tib neeg le caag thiab qhib hu, soj ntsuam kuj yuav tsim ib tug faib cov ntaub ntawv sau peb tes num. Nyob rau hauv qhov tseeb, npaum li cas ntawm ntau social science twb cia siab rau faib cov ntaub ntawv sau nyob rau hauv daim ntawv ntawm cov kev tshawb fawb muab los ntawm cov neeg ua haujlwm. Piv txwv li, mus sau cov ntaub ntawv rau cov General Social Survey, ib lub tuam txhab yog ntiav uas nyob rau hauv lem ntiav nug uas mus rau teb lub tsev mus sau ntaub ntawv los ntawm lawv. Tab sis, yog dab tsi yog hais tias peb yuav ua cas yeej tuaj pab dawb raws li cov ntaub ntawv lolus?
Raws li cov piv txwv hauv qab no-los ntawm Ornithology thiab computer science-yeeb faib cov ntaub ntawv sau ua tom soj ntsuam sau cov ntaub ntawv ntau thiab nyob rau hauv ntau qhov chaw ntxiv tsis yog tau yav tas los. Ntxiv mus, muab tsim nyog twg, qhov no cov ntaub ntawv yuav ua tau txhim khu kev qha txaus yuav tsum tau siv rau kev tshawb fawb. Nyob rau hauv qhov tseeb, rau tej yam kev tshawb fawb muaj lus nug, faib tej ntaub ntawv sau los yog zoo dua txhua yam uas yuav realistically yuav tau nrog them cov ntaub ntawv lolus.