1. Fachsemester
Hochschule Fresenius, Frankfurt am Main
Luca Loreen Kraft
Psychologie, M. Sc.
,Inhaltsverzeichnis
Inhaltsverzeichnis .......................................................................................................................................... I
1 Beast of Bias ............................................................................................................................................ 1
1.3 Überprüfen der Voraussetzungen .............................................................................................................................. 6
1.3.1 Testen auf Ausreißer ......................................................................................................................................................... 6
1.3.2 Testen von Linearität und Homoskedastizität ...................................................................................................... 8
1.3.3 Testen auf Homoskedastizität ...................................................................................................................................... 9
2 Missings – Umgang mit fehlenden Werten ................................................................................. 11
4.1.1 Ablaufschritte einer logistischen Regression ...................................................................................................... 37
Multivariate Verfahren I
, 4.1.2 Grundlegende Zusammenhänge der logistischen Regression ...................................................................... 38
4.1.3 Interpretation der Regressionskoeffizienten....................................................................................................... 39
4.2 Interpretation Odds Ratio ............................................................................................................................................ 41
4.2.1 Wirkung einer Vergrößerung von X um eine einheit bei Positivem und Negativem
Regressionskoeffizienten .............................................................................................................................................................. 42
4.2.2 FACHARTIKEL: Interpretieren der Ergebnisse indem Sie einen Antwortsatz bilden ........................ 42
4.3 The Log-Likelihood – Prüfung des Gesamtmodells .......................................................................................... 43
4.3.1 R & R2 (Pseudo-R2-Statistik) ...................................................................................................................................... 43
4.3.2 The Wald Statistic ........................................................................................................................................................... 44
4.3.3 Builiding the Model......................................................................................................................................................... 44
4.3.4 Things that can go wrong ............................................................................................................................................ 45
4.3.5 The Process ......................................................................................................................................................................... 46
5.1.1 Univariate vs. Multivariate Varianzanalyse ........................................................................................................ 47
5.1.2 Warum Varianzanalyse? .............................................................................................................................................. 47
5.2 Typen der Varianzanalyse ........................................................................................................................................... 48
5.2.1 Terminologie der Varianzanalyse ............................................................................................................................ 50
5.2.2 Voraussetzung der Varianzanalyse ......................................................................................................................... 50
5.3 Das Grundprinzip der Varianzanalyse ................................................................................................................... 50
5.3.1 Die Varianz ......................................................................................................................................................................... 51
5.3.2 Die Gesamtvarianz .......................................................................................................................................................... 51
5.3.3 Zerlegung der Gesamtvarianz.................................................................................................................................... 52
5.3.4 Die Schätzung der Residualvarianz (nicht erklärte Streuung) ................................................................... 54
5.3.5 Quadratsummen .............................................................................................................................................................. 55
5.4 Prüfung statistische Signifikant – der F-Bruch ................................................................................................... 55
5.4.1 Die Null-Hypothese ......................................................................................................................................................... 55
5.5 Effektstärke ........................................................................................................................................................................ 56
5.5.1 Die Alternativhypothese der Varianzanalyse...................................................................................................... 57
5.6 Beispielrechnung ............................................................................................................................................................. 57
6.2.1 Analyse der Varianzen................................................................................................................................................... 71
6.2.2 Additivität der Quadratsummen............................................................................................................................... 72
6.3 Prüfgrößen bei der MANOVA ..................................................................................................................................... 73
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