Examlex
Real GDP measures the change in the price level over time.
Degrees of Freedom
The number of independent pieces of information in a dataset that are available for estimating another piece of information or parameter.
Confidence Interval
A band of values, derived from the statistical examination of samples, presumed to include the value of an unascertained population parameter.
T-Distribution
A probability distribution used in statistics that is applicable when the sample size is small and the population variance is unknown.
William S. Gosset
A statistician best known for developing the t-test under the pseudonym "Student," contributing significantly to the field of small-sample statistics.
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Q237: The "inverse dependency ratio" is defined as