Examlex
Adjusted R² gives the actual percentage of the variation in the dependent variable explained by the regression model.
Hypothesis Testing
A statistical method used to determine if there is enough evidence in a sample of data to infer that a certain condition is true for the entire population.
Interval Estimation
Estimation of a population parameter with a range, or interval, of values within which one has a certain degree of confidence the population parameter falls.
Confidence Interval
A collection of numerical indicators, derived from sampling statistics, believed to contain the estimations of an obscure population parameter.
Sample Size
The number of observations or data points collected in a sample from a population for the purpose of statistical analysis.
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