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What Kind of Evidence Occurs When a Witness Reports Hearing

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What kind of evidence occurs when a witness reports hearing something from someone else?


Definitions:

Placebo

A substance with no therapeutic effect, used as a control in testing new drugs.

Correlational Method

A research strategy that examines the extent to which two variables are related, without inferring a causal relationship between them.

Variable Predicts

Indicates how one measured factor can forecast the outcome or changes in another factor, often used in statistical analysis to determine relationships between variables.

Double-blind Procedure

A research method in which neither the participants nor the experimenters know who is receiving a particular treatment, to prevent bias.

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