KEY TERMS


Internal validity

Simple Experiment


Experimental group

Control group

Empty control group

Placebo

Single blind

Double blind

Independence

Independent random assignment

Independent variable

Dependent variable


Experimental hypothesis

Null hypothesis

Null results

Power


Mean

Sampling statistics

Inferential statistics

Central limit theorem

Standard deviation

Standard error of the difference

Standard error of the mean

Statistical significance

Type I error

Type II error


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