homoscedastic

American

[hoh-muh-si-das-tik, hom-uh-] / ˌhoʊ mə sɪˈdæs tɪk, ˌhɒm ə- /

adjective

Statistics.

having the same variance.

homoscedastic British

/ ˌhəʊməʊskɪˈdæstɪk, ˌhəʊməʊskɪdæsˈtɪsɪtɪ /

adjective

(of several distributions) having equal variance
(of a bivariate or multivariate distribution) having one variable whose variance is the same for all values of the other or others
(of a random variable) having this property

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

Derived Forms

homoscedasticity

noun

Etymology

Origin of homoscedastic

1900–05; homo- + Greek skedastikós able to disperse, equivalent to skedast ( ós ) dispersable (verbid of skedannýnai to scatter, disperse) + -ikos -ic

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.

Student’s t-test was performed on homoscedastic populations and Student’s -test with Welch correction was applied on samples with different variances.

From Nature • Apr. 4, 2014

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023