Korelasi Poin Biserial Menggunakan NCSS

Masukkan datanya:

Analisys > Correlation > Point Biserial and Biserial Correlation

Klik Menu Variable:

Pada variable:

Continuous variable(s): pilih kepekaan

Pada binary variabele: pilih aktivitas (dalam hal ini 0 tdk aktif, 1 aktif)

Klik Menu report:

Pada select Report: cek list point biserial and biserial Correlation

serta test of Normality and equal Variance Asumptions

 

Klik Run:

Berikut Hasilnya:

 

Point-Biserial and Biserial Correlation Report

Dataset                   Untitled

Continuous = Kepekaan   Binary = Aktivitas

Point-Biserial and Biserial Correlations

Continuous Variable = Kepekaan, Binary Variable = Aktivitas

                                              Lower         Upper                                                                                                        

                                              95.0%          95.0%             Std                                                       Test                     

                  Correlation            C.L.            C.L.             Dev                         Count       N0/N        for         Prob

Type                           r            of ρ             of ρ             of ρ                 r²              N            P       ρ = 0         Level

Pt-Biserial            0.8216          0.6697          0.9734          0.0775          0.6750              12     0.4167      -4.557       0.0010

Tests of the Normality and Equal Variance Assumptions

Continuous Variable = Kepekaan, Binary Variable = Aktivitas

                                                            Test                                  Test                Prob     Conclusion

Assumption                                          Name                               Value                Level     (α = 0.050)

Normality of Aktivitas=0                         Shapiro-Wilk                      0.941               0.6703     Cannot reject normality

Normality of Aktivitas=1                         Shapiro-Wilk                      0.845               0.1109     Cannot reject normality

Equal Variances                                       Brown-Forsythe                 0.008               0.9309     Cannot reject equal variances

 

Hasil dan pembahasan sama dengan software lainnya

1. baca juga korelasi poin biserial
2. baca juga korelasi poin biserial dengan ncss
3. donwload juga data korelasi point biserial