✦ LIBER ✦
The impact of data models and task complexity on end-user performance: an experimental investigation
✍ Scribed by CHECHEN LIAO; PRASHANT C. PALVIA
- Publisher
- Elsevier Science
- Year
- 2000
- Tongue
- English
- Weight
- 143 KB
- Volume
- 52
- Category
- Article
- ISSN
- 1071-5819
No coin nor oath required. For personal study only.
✦ Synopsis
The purpose of this study was to investigate similarities and di!erences in the quality of data representations produced by end-users using the relational model (RM), the extended entity-relationship model (EERM), and the object-oriented model (OOM). By performing laboratory experiments using MIS major students, quality was evaluated on "ve constructs of a data model (i.e. entity/object, descriptor, identi"er, relationship and generalization hierarchy) and six facets of a relationship (i.e.