Google the following key concepts, read through what you find and summarize your understanding with a post to this glossary. Try to make it as short and to the point as possible. You can also rate other entries created.
Key words:
Dependent variable, Indepedent variable, Extraneous variable, research subject, research sample, research population, probability sampling, non-probability sampling, random sampling, systematic sampling, cluster sampling, snowball sampling, quota sampling ...
Nominal scale, ordinal scale, interval scale, pre-experimental designs, true experimental designs, quasi-experimental designs, descriptive research, correlational research ...
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| NN | A correlational study | |||
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A correlational study is a scientific study in which a researcher investigates associations between variables. | ||||