Research Design
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Research Design
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This flashcard set covers essential concepts in research methodology and statistics, facilitating learners' understanding of key terms and principles. Students will explore topics such as hypothesis formulation, data types, sampling methods, correlation, and the differentiation between experimental and observational research. By studying these cards, learners will gain insights into data interpretation, research design, and ethical considerations in studies, equipping them with the foundational knowledge necessary for conducting and evaluating research critically.
Card 1
Hypothesis
tentative explanation that must be falsifiable and able to be supported or rejected
Card 2
Operational Definition
clear, precise definition of variables that allows replication and reliable data collection
Card 3
Qualitative Data
descriptive data (e.g., color)
Card 4
Quantitative Data
numerical data used for statistics
Card 5
Population
everyone the research could apply to
Card 6
Sample
the specific people chosen for the study
Card 7
Correlation
identifies relationship between two variables
Card 8
Correlation Does Not Equal Causation
a relationship does not prove one variable causes another
Card 9
Directionality Problem
uncertainty about which variable causes the other
Card 10
Third Variable Problem
an outside variable causes the relationship
Card 11
Positive Correlation
variables increase or decrease together
Card 12
Negative Correlation
one variable increases while the other decreases