Examlex
The time is 9 pm and the Moon is setting in the west. The Moon phase is third quarter.
T-Score
A standardized score that describes how far an individual's score lies from the mean of a distribution, measured in standard deviation units.
Confidence Estimate
A range or single value derived from a sample statistic that covers an unknown population parameter with a certain confidence level.
T-Distribution
Is a type of probability distribution that is symmetric and bell-shaped, used in statistics when the sample size is small and the population standard deviation is unknown.
Degrees Of Freedom
The number of values in a calculation that are free to vary without violating any constraints, used to determine the shape of various statistical distributions.
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