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Samenvatting Deeltentamen 4 -- Methoden van Onderzoek en Statistiek $6.17   Add to cart

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Samenvatting Deeltentamen 4 -- Methoden van Onderzoek en Statistiek

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Dit is een samenvatting van deeltentamen 4 van Methoden van Onderzoek en Statistiek. Dit is een eerstejaars vak van Psychobiologie

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  • November 29, 2023
  • 9
  • 2022/2023
  • Summary
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H15
ANOVA (variantie analyse (
-




"

F-test
· "

hetzelfde between
zijn als
=
de e r ro r
groups
-
formule :




Between groups variance estimate of ok
F =



er ror variance of of



assumpties
-




onafhankelijke steekproeven
-



normale
verdeling
-dezelfde o (sd) binnen indere
groep
② Error variability

(G) binnen
is de spreiding iedere
groep
·
door verschillen tussen proefpersonen
·
is niet
systematisch en veroorzaakt alleen
spreiding binnen de


locatie
niet
verandering (gem)
-
groep een va n



Data i nvo e re n


1) mean bereveren (Y)
per groep
2) sberekenen

-
s = var (Y) =
I
& Ynj -
Ya (2
R -
I

SS
3) e r ro r bereuenen

#
aan n ame zelfde binnen iedere
o
groep
:




-
Serror = [S (ni -
1



MS
u) e r ro r is mean e r ro r (variantie error)


MS SS
e r ro=er
r ror
terror
df = n -

1

,

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