Student's t distribution
Americannoun
Etymology
Origin of Student's t distribution
First recorded in 1925–30; after Student, pseudonym of English statistician William Sealy Gosset (1876–1937); t represents a random variable in the equation describing this type of distribution
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
Compare the standard normal distribution to the Student’s t distribution, centered at zero.
From Textbooks ● Mar. 27, 2020
As the number surveyed increases, the area to the left of –1 for the Student’s t distribution approaches the area for the standard normal distribution.
From Textbooks ● Mar. 27, 2020
What the Student's t distribution does is spread out the horizontal axis so it takes a larger number of standard deviations to capture the same amount of probability.
From Textbooks ● Nov. 29, 2017
The Student's t distribution thus is tied to the normal distribution, but has degrees of freedom that come from those of the Chi squared distribution.
From Textbooks ● Nov. 29, 2017
He therefore created the Student's t distribution as a ratio of the normal distribution and Chi squared distribution.
From Textbooks ● Nov. 29, 2017
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
