Examlex
The wisest course to take when confronted with an approaching tornado is to ____________________.
Degrees Of Freedom
A concept in statistics referring to the number of independent values or quantities which can vary in the computation of a statistic, often related to the number of observations in a sample minus the number of restrictions or parameters.
T-Distribution
A type of probability distribution that is symmetric and bell-shaped, used in statistics for small sample sizes when the population variance is unknown.
Confidence Interval
A scope of values, derived through sample statistical methods, seen as likely to include the value of an unascertained population parameter.
Population Mean
The average of a set of numerical values obtained from every member of a population.
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