Examlex
A confidence interval is based on the normal,or bell-shaped,curve commonly found in statistics.
Sample Correlation Coefficient
A measure that indicates the extent to which two variables change together in a sample.
Dependent Variable
A variable in an experiment or model that is expected to change in response to manipulations of the independent variable(s).
Independent Variable
A variable in an experiment or study that is manipulated or changed by the researcher to observe its effect on the dependent variable.
Regression Equation
An equation that describes the statistical relationship between one dependent variable and one or more independent variables.
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