狠狠撸

telephone survey rdd sample survey methodology 褌械谢械褎芯薪薪褘械 芯锌褉芯褋褘 cell phone nonresponse 胁褘斜芯褉泻邪 landline phone dual-frame sample 芯褌泻邪蟹褘 芯褕懈斜泻邪 薪械芯褌胁械褌芯胁 50+ 邪薪泻械褌邪 褌械谢械褎芯薪薪褘泄 胁芯锌褉芯褋 锌褉械褉胁邪薪薪褘械 懈薪褌械褉胁褜褞 rdd drop out sampling error coverage error total error framework russia 芯锌褉芯褋 蟹邪薪褟褌芯褋褌褜 袦械谐邪肖袨袦 锌械薪褋懈芯薪薪褘泄 胁芯蟹褉邪褋褌 肖袨袦 refusals nonresponse error 屑械褌芯写芯谢芯谐懈褟 paradata cati 褎邪谢褜褋懈褎懈泻邪褑懈懈 泻芯薪褌褉芯谢褜 懈薪褌械褉胁褜褞械褉芯胁 锌邪褉邪写邪薪薪褘械 response rate