Experimental Design: Matched Pairs Method
The question describes a specific type of experimental design where participants are carefully selected and grouped.
- Matching: Pairs of participants are created who exhibit similarities concerning the independent variable being studied.
- Random Allocation: Subsequently, within each pair, one participant is randomly assigned to the experimental group, and the other is assigned to the control group.
This procedure is characteristic of a matched pairs design. The core idea is to minimize the influence of pre-existing differences between participants by pairing them based on relevant characteristics before random assignment. This helps ensure that the groups are more equivalent at the start of the study, thereby increasing the likelihood that any observed differences in the outcome are due to the experimental manipulation (the independent variable).
This design contrasts with simply randomly assigning individuals without prior matching, as it attempts to control for potential confounding variables inherent in the participants themselves.
Therefore, the described method directly relates to the matched pairs design.
Correct Answer: Matched pairs designImportant Questions from Research Design - Teaching
- Which of the follwing are considered as a part of True Experimental Design?
A. Randomized Group Design
B. One-Group Pre-Test Post- Test Design
C. Non Equivalent control Group Design
D. Pretest- Posttest Randomized Group Design
E. Soloman Four Group Design
Choose the most appropriate answer from the options given below: - Which of the following factors affect the internal validity of an experimental research?
A. Placebo effect
B. Instrument Decay
C. Contemporary events
D. Hawthorne effect
E. Bias in selecting subjects in sample
Choose the most appropriate answer from the options given below : - What is modeling approach of research design?
Which of the following are included in major research designs?
A. Experimental
B. Cross-sectional
C. Longitudinal
D. Case-study
Choose the correct answer from the options given below :- Which research design lacks randomization but manipulates variables?
