Abstract:
The analysis described in this report concerns the control techniques used in sample surveys , and is based on a ten-year experience made by field work in this area and specifically applied to the survey on the Italian Periodical Press Readership by the Italian population aged 15 and above. This survey was commissioned by twenty publishers of periodical magazines and provides with the characteristics of readers of more than 60 publications; agencies use it for preparing their media plans in advertising campaigns.