Statistiek, alle soorten toets procedures herkennen aan de hand van bepaalde tabellen
January 20, 2015
4
2014/2015
Summary
Subjects
statistiek
onderzoeksvaardigheden 2
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Hanzehogeschool Groningen (Hanze)
Bedrijfseconomie
Statistiek 2
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Binomiaal
Observed Asymp. Sig.
Category N Prop. Test Prop. (1-tailed)
Voor of Group 1
tegen nieuw voorstander 50 ,8 ,7 ,014(a)
formaat
Group 2 tegenstander 10 ,2
Total 60 1,0
Fractie 0.8
Tekst zegt minimaal 70%
H0: Minder <70
H1: Meer >70
T-toets
Std. Error
N Mean Std. Deviation Mean
het aantal werknemers
50 16,46 9,087 1,285
van het bedrijf
Test Value = 20
95% Confidence Interval
of the Difference
Mean
t df Sig. (2-tailed) Difference Lower Upper
het aantal werknemers
-2,755 49 ,008 -3,54 -6,12 -,96
van het bedrijf
H0: BRON/AANNAME =20 = 0 hypothese
H1: = BEWERING NIET 20
Chi Square
, fouten in de leveringen Total
veel normaal weinig
De bedrijfsgrootte klein Count 13 4 2 19
ingedeeld in Expected Count 7,6 4,9 6,5 19,0
klassen
middelgroot Count 3 2 2 7
Expected Count 2,8 1,8 2,4 7,0
groot Count 4 7 13 24
Expected Count 9,6 6,2 8,2 24,0
Total Count 20 13 17 50
Expected Count 20,0 13,0 17,0 50,0
Asymp. Sig.
Value df 2-sided)
Pearson Chi-Square 13,418(a) 4 ,009
Likelihood Ratio 14,387 4 ,006
Linear-by-Linear
12,904 1 ,000
Association
N of Valid Cases
50
H0: GEEN VERBAND
H1: WEL VERBAND
Toetsingsgrootheid: Stap3: hier nemen we de kruistabel. (hier hoef je
geen zijdigheid van de toets aan te geven.
Voorwaarden Chi square toets:
1. Alle waarden hoger dan 1
2. Maximaal 20% is kleiner dan 5
Als je niet aan deze voorwaarden voldoet kan er geen conclusie worden
getrokken.
ALTIJD 2 ZIJDIGE TOETS
Verschillentoets
, Group Statistics
Het geslacht van de N Mean Std. Deviation Std. Error
werknemer Mean
man 164 12,49 11,658 ,910
Het aantal dienstjaren
vrouw 148 15,35 13,970 1,148
Independent Samples Test
Levene's Test for Equality of t-test for
Variances Equality of
Means
F Sig. t
Equal variances assumed 3,396 ,066 -1,972
Het aantal dienstjaren Equal variances not
-1,954
assumed
Independent Samples Test
t-test for Equality of Means
df Sig. (2-tailed) Mean Difference
Equal variances assumed 310 ,049 -2,864
Het aantal dienstjaren
Equal variances not assumed 287,438 ,052 -2,864
Independent Samples Test
t-test for Equality of Means
Std. Error 95% Confidence Interval of the
Difference Difference
Lower Upper
Equal variances assumed 1,452 -5,721 -,007
Het aantal dienstjaren
Equal variances not
1,465 -5,748 ,021
assumed
H0: gem.leeftijd(man) = gem.leeftijd(vrouw)
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