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    LOGISTIC REGRESSION BAGIAN 1 Tutorial Series SPSSTEORIONLINEOleh : Hendry

    http://teorionline.wordpress.com/

    Logistic Regression

    Block 0: Beginning Block

    Case Processing Summary

    30 100.00 .0

    30 100.0

    0 .030 100.0

    Unweighted Cases a

    Included in AnalysisMissing CasesTotal

    Selected Cases

    Unselected CasesTotal

    N Percent

    If weight is in effect, see classification table for the totalnumber of cases.

    a.

    Dependent Variable Encodin g

    01

    Original Valuetidak sakitsakit

    Internal Value

    Iteration History a,b,c

    41.589 .000Iteration

    1Step 0

    -2 Loglikelihood Constant

    Coefficients

    Constant is included in the model.a.

    Initial -2 Log Likelihood: 41.589b.

    Estimation terminated at iteration number 1 becauseparameter estimates changed by less than .001.

    c.

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    Block 1: Method = Enter

    Classification Table a,b

    0 15 .00 15 100.0

    50.0

    Observedtidak sakitsakit

    sakit

    Overall Percentage

    Step 0tidak sakit sakit

    sakit PercentageCorrect

    Predicted

    Constant is included in the model.a.

    The cut value is .500b.

    Variables in the Equation

    .000 .365 .000 1 1.000 1.000ConstantStep 0B S.E. Wald df Sig. Exp(B)

    Variables not i n the Equation

    16.133 1 .0003.197 1 .074

    19.266 2 .000

    rokokusia

    Variables

    Overall Statistics

    Step0

    Score df Sig.

    Iteration History a,b,c,d

    19.957 -5.160 2.928 .08717.249 -8.685 4.230 .15516.779 -10.799 5.051 .19616.750 -11.454 5.324 .20916.750 -11.509 5.348 .21016.750 -11.509 5.348 .210

    Iteration123456

    Step1

    -2 Loglikelihood Constant rokok usia

    Coefficients

    Method: Enter a.

    Constant is included in the model.b.

    Initial -2 Log Likelihood: 41.589c.

    Estimation terminated at iteration number 6 becauseparameter estimates changed by less than .001.

    d.

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    Omnibus Tests of Model Coefficients

    24.839 2 .00024.839 2 .00024.839 2 .000

    StepBlockModel

    Step 1Chi-square df Sig.

    Model Summary

    16.750 a .563 .751Step1

    -2 Loglikelihood

    Cox & SnellR Square

    NagelkerkeR Square

    Estimation terminated at iteration number 6 becauseparameter estimates changed by less than .001.

    a.

    Hosmer and Lemeshow Test

    6.475 8 .594Step1

    Chi-square df Sig.

    Contingency Table for Hosmer and Lemeshow Test

    3 2.975 0 .025 33 2.902 0 .098 33 2.798 0 .202 33 2.442 0 .558 31 2.103 2 .897 31 1.335 2 1.665 31 .213 2 2.787 30 .055 1 .945 10 .149 5 4.851 50 .028 3 2.972 3

    123

    45678910

    Step1

    Observed Expectedsakit = tidak sakit

    Observed Expectedsakit = sakit

    Total

    Classification Table a

    14 1 93.32 13 86.7

    90.0

    Observedtidak sakitsakit

    sakit

    Overall Percentage

    Step 1tidak sakit sakit

    sakit PercentageCorrect

    Predicted

    The cut value is .500a.

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    Step number: 1

    Observed Groups and Predicted Probabilities

    8

    F R 6 E Q s U s E 4 s N s C t s ssY t s ss

    2 tt t s s sstt t s s ssttttt tt t st t s s ts ssttttt tt t st t s s ts ss

    Predicted Prob: 0 .25 .5 .75 1Group: ttttttttttttttttttttttttttttttssssssssssssssssssssssssssssss

    Predicted Probability is of Membership for sakitThe Cut Value is .50

    Symbols: t - tidak sakits - sakitEach Symbol Represents .5 Cases.

    Variables in the Equation

    5.348 1.845 8.403 1 .004 210.286.210 .098 4.602 1 .032 1.233

    -11.509 4.814 5.716 1 .017 .000

    rokokusiaConstant

    Step1

    a

    B S.E. Wald df Sig. Exp(B)

    Variable(s) entered on step 1: rokok, usia.a.

    Correlation Matrix

    1.000 -.793 -.985-.793 1.000 .725-.985 .725 1.000

    Constantrokokusia

    Step1

    Constant rokok usia