Student's t distribution
or Student t distribution
a bell-shaped probability distribution that is flatter or more stretched out than the normal distribution.
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Origin of Student's t distribution
1925–30; after Student, pseudonym of William Sealy Gosset (1876–1937), English statistician; t represents a random variable in the equation describing this type of distribution
Also called t distribution.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019