Examlex
Based on data from 2005,the top fifth of all families received approximately what percent of all income in the United States?
Regression
A statistical method for examining the relationship between a dependent variable and one or more independent variables.
Degrees Freedom
The number of independent values or quantities which can be assigned to a statistical distribution without violating any constraints.
F-ratio Equation
A formula used in statistical analysis to compare variances among sample means in an ANOVA test, expressed as the ratio of between-group variance to within-group variance.
Multiple Correlation
A statistical technique that measures the strength of a relationship between a dependent variable and two or more independent variables.
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