| experimental design(expression, organization, study, type, design) |
| correlational type(expression, study, type, design, collection) |
| descriptive type(expression, study, type, design, collection) |
| experimental type(expression, study, type, design, collection) |
| meta-analytic type(expression, study, type, design, collection) |
| semi-experimental type(expression, study, type, design, collection) |
| action research design(expression, organization, type, design, research) |
| case study design(expression, organization, type, design, research) |
| causal design(expression, organization, type, design, research) |
| cohort design(expression, organization, type, design, research) |
| cross-sectional design(expression, organization, type, design, research) |
| descriptive design(expression, organization, type, design, research) |
| exploratory design(expression, organization, type, design, research) |
| historical design(expression, organization, type, design, research) |
| longitudinal design(expression, organization, type, design, research) |
| meta-analysis design(expression, organization, type, design, research) |
| mixed-method design(expression, organization, type, design, research) |
| observational design(expression, organization, type, design, research) |
| philosophical design(expression, organization, type, design, research) |
| sequential design(expression, organization, type, design, research) |