Correction for Violation of Sphericity in Repeated Measures Designs

  1. https://statistics.laerd.com
  2. sphericity-statistical-guide-2
  1. https://statistics.laerd.com
  2. sphericity-statistical-guide-2

The use of Greenhouse-Geisser and Huynd-Feldt correctiions in repeated measures designsfor correcting against violations of sphericity.


Greenhouse–Geisser correction - Wikipedia

  1. https://en.wikipedia.org
  2. wiki
  1. https://en.wikipedia.org
  2. wiki

An alternative correction that is believed to be less conservative is the Huynh–Feldt correction (1976). As a general rule of thumb, the Greenhouse–Geisser ...


Greenhouse-Geisser 補正と Huynh-Feldt 補正の違い - 統計ER

  1. https://toukeier.hatenablog.com
  2. 反復測定分散分析
  1. https://toukeier.hatenablog.com
  2. 反復測定分散分析

2019/2/10 -Huynh-Feldt 補正は、Greenhouse-Geisser 補正のϵの推定値（ˆϵ）を使ってより適切に修正した方法なのだ。


Huynh-Feldt Correction: Definition, Formula - Statistics How To

  1. https://www.statisticshowto.com
  2. huynh-feldt-correction
  1. https://www.statisticshowto.com
  2. huynh-feldt-correction

When ε ≤ 0.75 (or you don't know what the value for the statistic is), use the Greenhouse-Geisser correction. This is a conservative correction that increases ...


Within-subjects designs

  1. https://people.umass.edu
  2. Lectures
  3. Section3
  4. Lecture21
  1. https://people.umass.edu
  2. Lectures
  3. Section3
  4. Lecture21

75, then the Huynh-Feldt correction is recommended. Less than .75, and the Greenhouse-Geisser correction is recommended. ezANOVA is a really useful tool. It ...


The Greenhouse-Geisser Correction - The University of Texas at Dallas

PDF
  1. https://www.utdallas.edu
  2. ~herve
  3. abdi-Greenhous...
PDF
  1. https://www.utdallas.edu
  2. ~herve
  3. abdi-Greenhous...

In general, the correction of Huynh and Feldt is to be preferred because it is more powerful (and Greenhouse-Geisser is too conservative). 2.5 Stepwise ...


認知的断想/プロ仕様のSPSS - 井関龍太のページ - FrontPage

  1. http://riseki.php.xdomain.jp
  2. プロ仕様のSPSS
  1. http://riseki.php.xdomain.jp
  2. プロ仕様のSPSS

2023/1/4 -球面性検定の結果が有意であった効果に対して，Greenhouse-Geisserのεが0.75以上のときはHuynh-Feldt，それ以外のときはGreenhouse-Geisserで調整した結果 ...


Repeated Measures ANOVA - Discovering Statistics

PDF
  1. https://discoveringstatistics.com
  2. repeatedmeasures

The Greenhouse-Geisser and Huynh-Feldt estimates can both range from the lower bound (the most severe departure from sphericity possible given the data) and 1 ( ...


Greenhouse-Geisser and Huynh-Feldt adjusted output from a ...

  1. https://www.researchgate.net
  2. figure
  3. Greenhouse-Geiss...

Greenhouse-Geisser and Huynh-Feldt adjusted output from a univariate repeated-measures ANOVA of Struthio camelus wrist flexion ROMs. Source publication. Figure ...


心理生理学データの分散分析 - J-Stage

  1. https://www.jstage.jst.go.jp
  2. article
  3. jjppp1983
  4. _pdf

& Feldt,1976). Huynh-Feldtの εは,Greenhouse-Geisserの εが も. つ この ようなバ イアス を,サ. ンプル数 と水準数 を. 使 っ て修 正 した もの で,Greenhouse-Geisser ...