Education · Research Methodology
A research design used in experimental research in which groups are randomly formed and that controls most sources of internal and external invalidity is known as:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Ex-post-facto design
- 2Quasi-experimental design
- 3True-experimental design✓
- 4Pre-experimental design
Correct answer
True-experimental design
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