matched-pairs design: meaning, definition, pronunciation and examples
C1/C2Academic, Technical
Quick answer
What does “matched-pairs design” mean?
A research design where participants are grouped into pairs based on shared characteristics to isolate the effect of a variable.
Audio
Pronunciation
Definition
Meaning and Definition
A research design where participants are grouped into pairs based on shared characteristics to isolate the effect of a variable.
A method in experimental and quasi-experimental research to control for confounding variables by matching subjects on key attributes before assigning them to different conditions.
Dialectal Variation
British vs American Usage
Differences
No significant lexical difference; concept is identical. 'Matched-pairs' is consistently hyphenated.
Connotations
Neutral, technical precision.
Frequency
Equally common in academic writing in both regions.
Grammar
How to Use “matched-pairs design” in a Sentence
The study [VERB: used/employed/adopted] a matched-pairs design to [VERB: compare/test/evaluate] X.A matched-pairs design was [VERB: implemented/chosen] for the experiment.Researchers [VERB: matched] participants on age and gender in a matched-pairs design.Vocabulary
Collocations
Examples
Examples of “matched-pairs design” in a Sentence
verb
British English
- The team decided to match participants into pairs based on socioeconomic status.
American English
- Researchers matched the patients into pairs for the clinical trial.
adverb
British English
- Participants were pair-matched according to a strict protocol.
American English
- The subjects were carefully matched prior to random assignment.
adjective
British English
- The matched-pairs analysis yielded clearer results than the independent groups test.
American English
- They used a matched-pairs t-test to evaluate the data.
Usage
Meaning in Context
Business
Rare. Might be used in rigorous market research A/B testing when customers are paired on demographics.
Academic
Primary context. Standard terminology in experimental methodology sections of research papers.
Everyday
Virtually never used.
Technical
Core term in experimental design, biostatistics, and psychometrics.
Vocabulary
Synonyms of “matched-pairs design”
Strong
Neutral
Weak
Vocabulary
Antonyms of “matched-pairs design”
Watch out
Common Mistakes When Using “matched-pairs design”
- Writing 'match-pairs design' (missing '-ed').
- Confusing it with 'repeated measures' design (same subjects vs. matched but different subjects).
- Using it as a verb, e.g., 'We matched-paired the data.' (Incorrect; 'we used a matched-pairs design' is correct).
FAQ
Frequently Asked Questions
No. In a matched-pairs design, different but similar subjects are in each condition of a pair. In a within-subjects design, the same subject experiences all conditions.
The paired samples t-test (or dependent t-test) is the standard analysis for data from a matched-pairs design.
The 'matching' process can be time-consuming, and it is impossible to match participants on all possible confounding variables.
Yes, researchers often match on multiple key variables (e.g., age, gender, IQ score) to make the pairs as similar as possible.
A research design where participants are grouped into pairs based on shared characteristics to isolate the effect of a variable.
Matched-pairs design is usually academic, technical in register.
Matched-pairs design: in British English it is pronounced /ˌmætʃt ˈpeəz dɪˈzaɪn/, and in American English it is pronounced /ˌmætʃt ˈperz dɪˈzaɪn/. Tap the audio buttons above to hear it.
Learning
Memory Aids
Mnemonic
Think of finding a perfect 'match' for a dance competition. Each dancer is paired with a partner of similar skill (matched) before they compete in different styles (the experimental conditions).
Conceptual Metaphor
RESEARCH IS A FAIR CONTEST (where opponents are evenly matched to test skill alone).
Practice
Quiz
What is the primary goal of a matched-pairs design?