Related by context. Frequent words. (Click for all words.) 46 questionnaire 43 questionnaires 41 Factor Surveillance 39 census questionnaire 39 Behavioral Risk 39 randomly selected sample 39 random sample 39 socio demographic 38 WHO 'S COVERED 38 oversample 38 Interview Survey 38 National Longitudinal Study 37 brainteaser 37 demographic variables 37 survey 36 census 36 longitudinal study 36 Perls 35 prospective cohort 35 demographic characteristics 35 Current Population Survey 35 psychographic 35 Census 35 demographic 35 Values Survey 35 marital status 35 calculator 35 trivia 34 trivia quiz 34 randomly selected 34 NHANES 34 fatness 34 telomere length 34 observational study 34 Gallup Healthways Well 34 Millenials 34 Questionnaire 34 markets technologies econometrics 34 journal Obesity 34 enumerator 33 brainteasers 33 Census Bureau 33 quiz 33 booklet 33 random sampling 33 Pop Quiz 33 randomly chosen 33 psychographics 32 psychometric 32 life expectancy 32 Super Quiz 32 centenarians 32 interrogatory 32 Household Survey 32 Eons 32 worksheet 32 generalizability 32 Millennial Generation 32 telomeres 32 sociological 32 Gen Y 32 Sexual orientation 32 census taker 31 Silent Generation 31 Consumer Finances 31 Longitudinal Study 31 disposability 31 Interviewees 31 index BMI 31 motivational interviewing 31 Survey 31 study 31 Harris Interactive 31 scavenger hunt 31 neuropsychological tests 31 demographics 31 Millennial generation 31 longevity 31 boomer generation 31 Environics Research 31 covariates 31 Ipsos Reid survey 31 Zip Code 31 riddles 31 actuarial tables 31 postmenopausal women 31 DSM IV 31 GfK Custom Research 31 Prospective Investigation 31 Vorderman 30 lifestyles 30 censuses 30 socioeconomic status 30 Longevity 30 healthiness 30 substudy 30 Kelton Research 30 census tract 30 mental arithmetic 30 Questionnaires 30 decennial census