مقدمة عن اختبارات كاي المربع

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1 ر ا) Chi-Square ( وا Categorical data . ) ( ) ( ) ( . . ) ( Categorical Variables Contingency Table . . . X Y X R C . X Y C × R ) .( I J . N O Observed . .

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معلومات عن اختبارات كاي المربع

Transcript of مقدمة عن اختبارات كاي المربع

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    ) Chi-Square(

    Categorical data

    ! " . $% & ' ( )* (+ ( ,&) . .(

    * / ( 1 , )2 34 .1 . 1 ( $% ) 5 67 1)&* .8 (9 . :* ;

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    ( !4 , & " " . 4 Oij 4 ', !7i & j .M

    1,2, , & 1,2, ,i r j c= =LL LL

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    A4 6 " n 1 ).4 ' , L&K " & . (7 A4& & L .

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    7 )7 ( !@ :7 1 :7 6 A4& & . ! :7 ; :7 +)Fixed ( J :J .A4 /

    ( A) ) !@ 1 : ( . 5+% 7 , ( , :)'E .( 9

    , @ L ( (+ F9 AP +% &: , ( .

    ) Chi-Square(

    3,J , (? (

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    , , * "& * / $; J4 F9 :

    ? 0:H

    , * :? / . :aH

    * / , B*:

    0:

    ij ijH =

    :a ij ijH )(@ , ! ,'(

    "'' )Chi-Square (' * F9 & " M

    "& * , ) L " !4 .' "

    * A 6)Chi-Square(.

    ( )2

    2

    1

    in kij ij

    j i ij

    O E

    E

    =

    =

    M (+ij

    o 4 !ij

    e & (+.

    ) Chi-Square(

    "7 ( & , )n ( 4L :7@ .7 )7 & 6 ( !(I & 3J =

    :K , 1 ( ( :, ( . F9 + ( , 4L :7 ! :7 4L

    , & S A4 : ,D (7 . "'' 2 3 !7 >7 1 ?' * M :K 8 ?' (

    : = ( . & 9'1 L7

    in :7 " 9 & Fk & 4 :*

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    4, , & : .( 7?' (@ , ! ,' & !4 . 7 ?

    0:H

    T >7 ? /. :aH

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    S "'SPSS:

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    SA

    1 MAsymp. Sig. (2-sided) (1 ( )0.05 = 5 9 .

    "& *? / % 4 , * H . 1 & 97 ' )7 L4 J.

    Gender * Employment Category Crosstabulation

    206 0 10 216

    165.4 12.3 38.3 216.0

    157 27 74 258

    197.6 14.7 45.7 258.0

    363 27 84 474

    363.0 27.0 84.0 474.0

    Count

    Expected Count

    Count

    Expected Count

    Count

    Expected Count

    Female

    Male

    Gender

    Total

    Clerical Custodial Manager

    Employment Category

    Total

    Chi-Square Tests

    79.277a 2 .000

    95.463 2 .000

    474

    Pearson Chi-Square

    Likelihood Ratio

    N of Valid Cases

    Value df

    Asymp. Sig.

    (2-sided)

    0 cells (.0%) have expected count less than 5. The

    minimum expected count is 12.30.

    a.