NotesFAQContact Us
Collection
Advanced
Search Tips
Source
Journal of Extension1
Publication Type
Journal Articles1
Reports - Evaluative1
Education Level
Audience
Teachers1
Location
Laws, Policies, & Programs
Assessments and Surveys
What Works Clearinghouse Rating
Showing one result Save | Export
Peer reviewed Peer reviewed
Direct linkDirect link
Adedokun, Omolola A. – Journal of Extension, 2018
This article provides an illustrative description of the pre-post difference index (PPDI), a simple, nontechnical yet robust tool for examining the instructional sensitivity of assessment items. Extension educators often design pretest-posttest instruments to assess the impact of their curricula on participants' knowledge and understanding of the…
Descriptors: Extension Education, Extension Agents, Pretests Posttests, Curriculum Evaluation