According to our research of Iowa and other state lists there were 58 registered sex offenders living in 50701 zip code as of April 10, 2017. The ratio of number of residents in zip code 50701 to the number of sex offenders is 496 to 1.
Customer survey questionnaires heavily depend on demographic questions. If your questionnaire results tell you that 65% of your respondents are Males in the 25 to 39 age group, your advertising would focus on that age and gender group as they would make up a large portion of your customer base. Your categories need to be broken up into divisions that make sense for your research.
The NHANES III Household Youth Questionnaire Data File contains all data collected during the household interviews for children and youths 2 months to 16 years of age. Demographic data, survey design variables, and sampling weights are also included for this age group.