Examlex
Water is called ________ because most molecules will dissolve in it.
True Experimental Design
A research design that includes random assignment of participants to conditions and manipulation of an independent variable to determine its effect on a dependent variable.
Independent Variable
The variable in an experiment that is manipulated or changed by the researcher to observe its effect on the dependent variable.
Dependent Variable
The outcome variable in an experiment or study whose changes are dependent on manipulations made to the independent variable(s).
Type II Error
The error that occurs when a statistical test fails to reject a false null hypothesis—essentially, a false negative.
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