NotesFAQContact Us
Collection
Advanced
Search Tips
Source
Education Level
Audience
Researchers1
Location
Laws, Policies, & Programs
Assessments and Surveys
What Works Clearinghouse Rating
Showing one result Save | Export
Mertens, Sally; Rogers, Glen – 1986
In longitudinal studies, the same variables must be measured, in the same way, on at least two occasions. Research personnel are very important in keeping the necessary continuity of the procedures and the comparability of the measurements over time. As staff turnover can create serious problems, this paper suggests several strategies for reducing…
Descriptors: Consultants, Data Collection, Labor Turnover, Longitudinal Studies