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MANOVA SPSS MANOVA SPSS: Contrasts MANOVA SPSS: Options MANOVA SPSS: Output H MANOVA SPSS: ... – PowerPoint PPT presentation

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Title: ????


1
????µetaß??t? a????s? d?a??µa?s?? (MANOVA)
  • G?????? Spa???d??
  • ?µ?µa ????????a?

2
St????
  • ??te ?a? ??at? ???s?µ?p????µe t? MANOV? ?a? t?
    MANCOVA
  • T?µata s?et??? µe t?? a????s? MANOVA ?a? ???COVA
  • ? ?e???a p?s? ap? t? MANOVA
  • ??t?e? SSCP
  • ??a??????se? (Discriminant Variates)
  • ??e???? stat?st???? MANOVA

3
??te ?a? ??at?
  • G?a ?a e??????µe d?af???? µeta?? ?µ?d?? (?
    MANOVA e????e? a? ?? µ?se? d?af???? µeta?? t??
    ?µ?d?? t?? ?? p??? se µ?a s???et??? µetaß??t? p??
    p????pte? ap? t?? ??, e??a? p??a?? ?a e??a?
    t??a?e?
  • ?p??tas? t?? ANOVA st?? ?p??a ?? ????e?
    ep?d??se?? ?a? ?? a????ep?d??se?? e?t?µ??ta? ep?
    t? ß?se? t?? s??d?asµ?? t?? ??
  • ?ta? ????µe pe??ss?te?e? ap? µ?a e?a?t?µe?e?
    µetaß??t?? (Outcome variables) (???)
  • Saf?? ?a??te?? ap? t?? ep????? t?? p???ap???
    ANOVA. G?at?
  • ??a µetaß??t? spa???? µa? d??e? µ?a p???? e????a
    t?? ?p? µe??t? fa???µ????
  • ?????e? t? familywise error (Type I error)
  • ?aµß??e? ?p??? t?? s??se?? µeta?? t?? ??? (t?
    ???eta? µe t?? s?s?et?se?? µeta?? t?? ??)
  • ?p????µe ?a d??µe t?? s??se?? t?? ?? e?t?? ???e
    ep?p?d?? t?? ??
  • ?a??d??e? t?? e?e???t? st?? p??sp??e?a t?? ?a
    µe??se? t? a???µ? t?? ??
  • ?p?t??pe? ?a a?a?????s??µe p??a ? p??e? ap? t??
    ?? pa?????? t? µe?a??te?? d?????s? t?? ep?p?d??
    t?? ??
  • ?p?t??pe? ?a ap??a?????µe d?af???? sta ep?peda
    t?? ?? p?? ap??a??pt??ta? µ???? se s?????e?
    a???µ???? ?s???? t?? p???µetaß??t?? e??????

4
??te ?a? ??at?
  • ?p?????? ?a? pe??pt?se?? p?? ?a ?ta? ?a??te?? ?a
    ap?f????µe t? ???s? t?? ????VAs. ??te ..
  • ?? ?? ?? e??a? as?s??t?ste? (a?t??eta ?ta? e??a?
    µ?t??a s?s?et?sµ??e? e??a? ?da???? ? ???s? t??
    ????VAs)
  • ?? ?? ?? pa???s?????? ????? s?s??t?s?
  • ? MANOVA d?µ?????e? µ?a ??a ?? ? ?p??a e??a?
    ??aµµ???? s??d?asµ?? t?? ep?µ????? ?? p???e?µ????
    ?a µe??st?p???se? t? d?af??? t?? ep?p?d??
    (?µ?d??) t?? ??.
  • Sta pa?a???t??? s??d?a ??a? d?af??et????
    ??aµµ???? s??d?asµ?? (variate) d?µ?????e?ta?
    ?e????st? ??a ???e ????a ep?d?as? ?a?
    a????ep?d?as? ? ?p???? µe??st?p??e? t? d?af???
    t?? ?µ?d?? (ep?p?d?? t?? ??).
  • St?? pe??pt?s? t?? MANCOVA p?? e??a? ep??tas? t??
    ANCOVA ? ??aµµ???? s??d?asµ?? t?? ??
    p??sa?µ??eta? µe ???t???? µ?a ? pe??ss?te?e?
    s??e?e?? s??d?a??µa????se? µetaß??t??.
  • ? s??d?a??µa????sa (covariate) e??a? µ?a
    µetaß??t? p?? s?et??eta? µe t?? ??, t?? ?p??a de?
    µp????µe ?a ?e???st??µe a??? ?????µe ?a
    afa???s??µe t?? ep?d??se?? t?? (t? s?s??t?s? t??)
    p??? st?? ?? p??t?? e?t?µ?s??µe t?? d?af???? t??
    ??.

5
T?µata s?et???µe?a µe t? MANOVA
  • ?p????? t?? ???
  • Stat?st???? (ep????? ap? t?sse???)
  • ?s???
  • ? ?s??? e?a?t?ta? ap? t?? s?s?et?se?? µeta?? t??
    ???
  • ????????µe?e? p????f???e? s?et??? µe t?? ??e???
    t?? ?s????

6
?as???? p???p???se??
  • 2 ? pe??ss?te?e? ??
  • 1 ? pe??ss?te?e? ?at???????? ??
  • St? MANCOVA ??e???esa? ep?s?? 1 ? pe??ss?te?e?
    s??e?e?? s??d?a??µa????se?

7
???t?µata p??? ap??t?s?
  • ???? ??t? ta ?d?a µe a?t? p?? ??t??µe st?? ANOVA.
    ???ad?
  • ????e? ep?d??se?? ?a? a????ep?d??se??
  • ??at??ta? ??a t?? ep?d??se?? sta?e???, e??a? ?
    d?af??? µeta?? t?? ?µ?d?? µe?a??te?? ap? t?? ?at?
    t??? p??sd???µe??
  • ?????pt??? a??a??? st? s???et??? µetaß??t? t?? ??
    ??a µ?a ?? s??epe?a t?? d??s?? t?? ep?p?d??
    ??p??a? ????? ??

8
? p???µetaß??t? Hotellings T2
  • ?? ß???µe ?t? ? t?µ? Hotellings T2 e??a?
    s?µa?t??? p???????µe µe t?? ??e???, d?af??et???
    staµat?µe. St?? pe??pt?s? p?? ß???µe ?t? ?p???e?
    p???µetaß??t? ep?d?as? ?a p??pe? ?a a?a??s??µe
    pe?a?t??? t? s???et??? µetaß??t?.
  • ????????µe µe ?e????st? t-tests x??s?µ?p????ta?
    t? d?????s? Bonferronni (a/p)
  • Roy-Bargmann ß?µat??? a????s? /PRINT
    SIGNIF(STEPDOWN), ERROR(COR), HOMOGENEITY
    (BARTLETT, COCHRAN,BOXM)/METHODSEQUENTIAL

9
??d??? ??µata
  • ???e??? de??µat?? (se ???e ?e?? ?a ????µe a???µ?
    µe?a??te?? ap? t?? a???µ? t?? ?? ?, a??µ?
    ?a??te?a,t??????st?? 20 a?? ?e??)
  • G?aµµ???t?ta, s????aµµ???t?ta p???µeta ß??t?
    ?a??????t?ta
  • ?p??s?a a??a??? t?µ??
  • ?µ??????e?a d?a??µa?s??-s??d?a??µa?s??

10
Te???a ??a pa??de??µa
  • ?p?te?esµat???t?ta t?? ?????e?ape?a? st??
    ???a?a??ast???-?ata?a??ast??? d?ata?a?? (?????)
  • ??e?? ?µ?de?
  • G??st??? s?µpe??f????? ?e?ape?a (GS?T)
  • S?µpe??f????? ?e?ape?a (S?T)
  • ?aµ?? ?e?ape?a (?OT)
  • ??? e?a?t?µ??e? µetaß??t?? (???)
  • ???a?a??ast???? e????e?e?
  • ???a?a??ast???? s???e??

11
?e????af??? stat?st???
12
?? ???aµe d??f??e? ANOVA
13
S????? G?
14
?p??e?p?µe?a G?
GS?T
S?T
?OT
15
?????sµata tet?a????? (Sums of Squares)
16
??t?e? MANOVA s??????? SSCP (?)
17
??t?e? MANOVA ?p??e?p?µe?? SSCP (E)
18
??t?e? MANOVA ???t??? SSCP (M)
19
?s?d??aµ? t?? F
20
??a??????se?
21
???a ap? t?? t?sse??? stat?st???? ?a d?a?????
  • T?µata p??? a????s?
  • Power (p?s? ??a?? e??a? ??a test ?a
  • ap??a??pte? t?? s??se?? µeta?? t??
  • µetaß??t??)
  • Robustness (se p??? ßa?µ? ?s??e? ??a test
  • pa?? t? ?e????? ?t? ????? pa?aß?aste?
    ??p??e? ap? t?? p???p???se?? t??)
  • ?s?t?ta µe?????? de??µ?t??
  • ?est Pillais Trace
  • Robust ?ta? ta µe???? t?? de??µ?t?? e??a? ?sa.

22
? MANOVA st? SPSS
23
? MANOVA st? SPSS Contrasts
24
? MANOVA st? SPSS Options
25
? MANOVA st? SPSS ????? Output
26
H MANOVA st? SPSS ANOVAs
27
??a???t??? a????s? (Discriminant Function
Analysis)
28
S?µp???????ta? t? MANOVA µe t? ??a???t??? ?????s?
29
??a???t??? a????s? stat?st????
30
??a???t??? a????s? stat?st????
31
??a???t??? a????s? stat?st????
32
??a???t??? a????s? stat?st????
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