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heteroscedastic
(redirected from Heteroscedasticity)

    Also found in: Medical, Financial, Wikipedia 0.01 sec.
heteroscedastic [ˌhɛtərəʊskɪˈdæstɪk]
adj Statistics
1. (Mathematics & Measurements / Statistics) (of several distributions) having different variances
2. (Mathematics & Measurements / Statistics) (of a bivariate or multivariate distribution) not having any variable whose variance is the same for all values of the other or others
3. (Mathematics & Measurements / Statistics) (of a random variable) having different variances for different values of the others in a multivariate distribution Compare homoscedastic
[from hetero- + scedastic, from Greek skedasis a scattering, dispersal]
heteroscedasticity  [ˌhɛtərəʊskɪdæsˈtɪsɪtɪ] n
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The test chosen was the Siegal repeated median regression, a technique known to be robust against heteroscedasticity and tolerant to up to 50% of the data points being outliers [22].
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9) The presence of heteroscedasticity may also be important in this setting, as the variance of the equation error term may differ across teams.
The causality between salary structures and team performance: a panel ... by Jane, Wen-Jhan; San, Gee; Ou, Yi-Pey / International Journal of Sport Finance
30) To correct for bias introduced by heteroscedasticity and contemporaneous correlation, we estimated the model using OLS and panel-corrected standard errors (Beck and Katz 1995; Beck and Katz 2004, 4).
The disbursement pattern of Japanese foreign aid: a reappraisal by Tuman, John P.; Strand, Jonathan R.; Emmert, Craig F. / Journal of East Asian Studies
 
 
 
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