Examlex
The null hypothesis is rejected when a p-value is less than a stated significance level.
Correlation Coefficients
Statistical measures that describe the size and direction of a relationship between two or more variables.
Double-Blind Procedure
A research experiment in which neither the participants nor the experimenters know who is receiving a particular treatment, minimizing the risk of bias.
Medication
Substances used for medical treatment, especially for the diagnosis, treatment, or prevention of disease.
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