Quantitative research methods

IB Psychology: Quantitative research methods

Psychologists do not "prove" anything; they either support or refute a hypothesis.A researcher will choose the method or methods that are most suitable for a specific research study.Quantitative research methods emphasize objective measurements and the statistical analysis of data.Variables must be fully operationalized in order for a study to have validity.Extraneous variables may affect the validity of a study.

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