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Samenvatting lessen Statistiek WPO

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Kleine samenvatting van de lessen WPO va het vak statistiek 2de Bachelor jaar

Institution
Vrije Universiteit Brussel (VUB)
Course
Navorsingsmethodes En Statistiek In De Revalidatiewetenschappen

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VUB



Samenvatting
statistiek WPO
2020 - 2021




Ilona De Grox
2020-2021

, 1.Verschil-analyses:
1.1. Vergelijken van gemiddeldes:

 Tov van een vaste waarde/norm: One sample t-test
 Tussen verschillende groepen: independent sample t-test, One-way Anova en Two-way
Anova
 Tussen herhaalde metingen: Paired samples t-test, repeated measures

1.2. Vergelijken van gemiddeldes binnen verschillende groepen
(between design):
 Independent samples t-test: 1 kwantitatief + 1 kwalitatief variabele met max 2 groepen



 One-way Anova: 1 kwantitatief + 1 kwalitatief variabele met > of = 2 groepen



 Two-way Anova: 1 kwantitatief + 2 kwalitatieve variabelen met 2 of meer groepen

 Interactie en hoofdeffecten!

1.3. Vergelijken van gemiddeldes tussen herhaalde metingen
(within subjects design)

 Bij paired sample t-test: 2 gepaarde metingen van dezelfde afhankelijke variabele bij
dezelfde PPn



 Bij repeated measures ANOVA: meer als 2 gepaarde metingen van 1 afhankelijke variabele
bij dezelfde PPn




2.Verband-analyses:
 Correlatie = verband tussen 2 KWANTITATIEVE variabelen
 Pearson correlatiecoëfficiënt, lineariteit, via spreidingsdiagram
 Vanaf r > 0.5 dan heb je een sterk verband
 Verband is niet gelijk aan oorzakelijk/causaal verband



 Validiteit = verband tussen 1 KWANTITATIEVE variabele en gouden standaard (ook
kwantitatief)
 Pearson correlatiecoëfficiënt
 Betrouwbaarheid = Bij herhaalde meting van dezelfde KWANTITATIEVE variabele
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Institution
Vrije Universiteit Brussel (VUB)
Study
Revalidatiewetenschappen En Kinesitherapie
Course
Navorsingsmethodes En Statistiek In De Revalidatiewetenschappen

Document information

Uploaded on
January 7, 2021
Number of pages
3
Written in
2020/2021
Type
Class notes
Professor(s)
Baeyens
Contains
All classes

Subjects

  • statistiek
  • lessen
  • wpo
  • hoc
  • narvorseringsmethodes
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