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College aantekeningen Inleiding in de Methodologie en Statistiek (6461PS014Y) Introduction to Behavioral Research Methods

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Aantekeningen van het tweede hoorcollege statistiek. De belangrijkste punten op een rijtje. Voorbeelden van onderwerpen die aan bod komen zijn de meetniveaus, dataverzamelingsmethoden, uitputtend en wederzijds uitsluitend, zelfrapportage, response bias, steekproeven, etc.

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Statistiek hc 2
Observeren en meten


Meetniveaus

Observeren (via waarneming individuen/hun gedrag categoriseren)

Meten (getallen toekennen aan categorieën, zodat er mee te rekenen is)



Verzameling waarden/categorieën

1. Uitputtend (iedere observatie minimaal één waarde, iedereen moet kunnen
antwoorden)

2. Wederzijds uitsluitend (iedere observatie maximaal één waarde, maximaal 1
antw mogelijk)



Meetniveau 1 (nominaal)
VB: woonsituatie/bloedgroep

De getallen zijn enkel labels om groepen te onderscheiden

Meetniveau 2 (ordinaal)
VB: hoeveelste kind/uitslag hardloopwedstrijd

Er zit een ordening/volgorde in de scores

de stappen zijn NIET steeds even groot

Meetniveau 3 (interval)
VB: tijdstip opstaan/temperatuur in graden Celcius

Er zit een ordening/volgorde in de scores

de stappen zijn even groot

er is GEEN nulpunt (nulpunt=arbirtrair)

Meetniveau 4 (ratio)
VB: prijs van een brood

Er zit een ordening/volgorde in de scores




Statistiek hc 2 1

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Uploaded on
October 6, 2023
Number of pages
4
Written in
2023/2024
Type
Class notes
Professor(s)
H.j. smit
Contains
College 2

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