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Samenvatting Deeltentamen 2 -- Methoden van Onderzoek en Statistiek $6.24   Add to cart

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Samenvatting Deeltentamen 2 -- Methoden van Onderzoek en Statistiek

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Dit is een samenvatting van deeltentamen 2 van Methoden van Onderzoek en Statistiek. Dit is een eerstejaars vak van Psychobiologie

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  • November 29, 2023
  • 5
  • 2022/2023
  • Summary
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CHAPTER 6 HYPOTHESIS TESTING




HYPOTHESE TOETS

O
-
steekproevenverdeling geinteresterd in de uitspraak


wa t vo o r waardes zouden kunnen voorwomen als we dit
herhaaldelijk doen ?




o
3 stappen :




⑧ Assumpties c h e c ke n




zijn aannames ove r de data look verzamelen) en
toetsingsgrootheid
-




zodat Centrale Stelling (P-waardel
limiet worden
gebruint Kansberekening
va n vo o r



-




random -
steekproef is
getrouken onathank . trial


-


trial hetzelfde
bij iedere is de hans



8
I

Hypothese opstellen


nulhypothese geeft verwacht waarde
-
-
wa t exac te
je
-
aan NIET


-

effect Ho
geen
:
Po = , 5
0






je zoe k t de
stelling op om te verwer pen (falsificatie (
-


I
a l te r n a t i ve
hypothese druht
je verwachting uit



1/2 (wel effect (
zijdig HA pa = Pa=
: 0, 5 = 0 , 5





Toetsingsgrootheid
dat
nulhypothese Kansverdeling te maken
-
aannemen de wa a r is W om



-
dan (als (
je opstellen
ka n criteria a ... dan b


-



alle kleine waarden moet meenemen
je

nulverdeling =
steekproevenverdeling van "p" als Ho wa a r is


~

bijv :
-Po -
=waarde uit de data
gehaald
O
↳P-waarde bepalen


kans de data nulhypothese
op gevonden als de wa a r zo u
zijn
-
P-waarde level (tabel !) -
Ho
significantie is verworpen

④ Conclusie treuken

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