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Introduktion till SPSS 10

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14<br />

4.17 FACTORANALYS<br />

ANALYZE<br />

DATA REDUCTION<br />

FACTOR<br />

VARIABLES: X-variablerna (kvantitativa)<br />

DESCRIPTIVES:<br />

Statistics: *initial solution<br />

Correlation Matrix: * KMO and Bartlett's test (lämplighetstest)<br />

* Reproduce (undersöker den unika delen)<br />

EXTRACTION<br />

Method: välj extraheringsmetod (t.ex. PCA)<br />

Extract: *eigenvalue over 1<br />

eller: *number of factors: #<br />

Display: *unrotated factorsolution (kan väljas bort)<br />

*scree plot<br />

Maximum iterations=25 (kan ökas vid behov)<br />

ROTATION<br />

Method: (välj t.ex. varimax)<br />

Display: *rotated solution<br />

Maximum iterations=25 (kan ökas vid behov)<br />

(SCORES:*save as variables)<br />

OPTIONS - Coefficient Display Format: *sorted by size<br />

=> sorterar laddningarna i storleksordning<br />

OK<br />

4.18 TECKENTEST och WILCOXON'S TEST<br />

ANALYZE<br />

NONPARAMETRIC TEST<br />

2-RELATED SAMPLES<br />

TEST PAIR: välj in variabelparet Y 1 och Y 2<br />

* Wilcoxon eller * Sign<br />

OK<br />

4.19 MANN WHITNEY'S U-TEST (& Wilcoxon's rangsummetest)<br />

ANALYZE<br />

NONPARAMETRIC TEST<br />

2-INDEPENDENT SAMPLES<br />

TEST VARIABLE: Y-variabeln (ordinal el. kvantitativ)<br />

GROUPING VARIABLE: X-variabeln (kvalitativ med 2 grupper)<br />

DEFINE GROUPS: ange hur gruppvariabeln är kodad (t.ex.1 och 2)<br />

* Mann-Whitney U<br />

OK<br />

4.20 KRUSKAL-WALLIS' TEST<br />

ANALYZE<br />

NONPARAMETRIC TEST<br />

K-INDEPENDENT SAMPLES<br />

TEST VARIABLE: Y-variabeln (ordinal el. kvantitativ)<br />

GROUPING VARIABLE: X-variabeln (kvalitativ med flera grupper)<br />

DEFINE RANGE: ange gruppvariabelns minsta och största värde<br />

* Kruskal-Wallis H<br />

OK<br />

HANKEN 22.4.2009 / Susanna Taimitarha

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