Samenvatting Statistiek III : Kort stappenplan software
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Course
Statistiek III: univariate data analyse
Institution
Vrije Universiteit Brussel (VUB)
Dit is een handig, kort stappenplan om je examen software te maken. Alle testen staan er in + belangrijke zaken waar je moet op letten! Vak gegeven door Jennifer De Cremer.
Syntax opslaan
‣ Syntax opslaan als bureaublad
• File > new > syntax > *vraag1. > File > save as > op bureaublad
‣ In legende opschrijven op welk niveau variabelen gemeten zijn
‣ Bij elke opgave volgende vragen stellen;
• Op welk niveau worden variabelen gemeten?
• Hoeveel steekproeven zijn er?
• Is het een eenzijdige/ tweezijdige toets?
‣ Altijd data select cases en split file afzetten na elke oefening!
‣ Obstakels :
• N is te klein > KS uitvoeren
• Nulhypothese is contradictorisch met opgave: 1-p
ALGEMEEN
SELECT CASES
‣ Data > select vases > 'if condition is satisfied' > variabele
SPLIT FILE
‣ Data > split files > organize output by groups > niet normaal
verdeelde groep insteken
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