Summary
Samenvatting stappenplan enkelvoudige wilcoxon test SPSS
- Course
- Institution
Cursus inleiding in de statistiek: stappenplan enkelvoudige wilcoxon test SPSS Met screenshots van syntax en output
[Show more]
Seller
Follow
camilledecoster
Reviews received
Content preview
ENKELVOUDIGE WILCOXON TEST• Eén groepen
• Continue variabele
• Niet-parametrisch
• Wnr scheef verdeeld
• Methode:
o Een One sample Wilcoxon Signed-Ranks werd uitgevoerd om na te gaan of de tijd
nodig om de s correct te leren uitspreken verschillend was van 4 maand. Er werd
tweezijdig getest met alpha = 0.05.
• Resultaten:
o Men heeft meer tijd nodig [Mediaan (IQR): 6 maand (5-10 maand)] dan de
vooropgestelde 4 maand om de s correct te leren uitspreken (Z =43,000; p= 0.015)
o Z=zwaarde, p=pwaarde
• Grafisch voorstellen
Voorwaarde 1: normaliteit nagaan ➔ Q Q-plot
1. Analyse
2. Descriptive statistics
3. Explore
4. Plots: normality plots with tests
➔ wnr normaal verdeeld?
• Shapiro Wilk
o Normaalverdeeld wnr p-waarde > 0,05 ➔ nulhypothese aanvaarden
o Scheefverdeeld wnr p-waarde < 0,05 ➔ nulhypothese verwerpen + alternatieve
hypothese aanvaarden
• CLT:
o Wnr volgens Shapiro Wilk scheef verdeeld MAAR n veel groter dan 30
o ➔ toch normaalverdeeld en nulhypothese aanvaarden
➔ SCHEEF verdeeld voor deze test
Enkelvoudige wilcoxon test
1. Analyse
2. Nonparametric tests
3. One sample
4. Fields: variabele
5. Setting:
a. Customize tests
b. Compare mediant o hypothesized (Wilcoxon)
c. Mediaan (referentiewaarde) ingeven
1
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller camilledecoster. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $5.17. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
73314 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy study notes for 14 years now