One Sample T-Test

One Sample T-Test
    statistic df p Mean difference Cohen's d
AF7dif Student's t -1.397 16.0 0.182 -1.610 -0.339
AF3dif Student's t -2.372 16.0 0.031 -2.565 -0.575
AFzdif Student's t -2.233 16.0 0.040 -2.308 -0.542
AF4dif Student's t -3.211 16.0 0.005 -2.876 -0.779
AF8dif Student's t -2.317 16.0 0.034 -2.609 -0.562
F7dif Student's t -0.831 16.0 0.418 -0.716 -0.202
F5dif Student's t -1.531 16.0 0.145 -1.383 -0.371
F3dif Student's t -1.523 16.0 0.147 -1.381 -0.369
F1dif Student's t -1.877 16.0 0.079 -1.662 -0.455
Fzdif Student's t -1.706 16.0 0.107 -1.871 -0.414
F2dif Student's t -2.160 16.0 0.046 -2.245 -0.524
F4dif Student's t -2.499 16.0 0.024 -2.357 -0.606
F6dif Student's t -3.131 16.0 0.006 -2.440 -0.759
F8dif Student's t -2.825 16.0 0.012 -2.029 -0.685
FT7dif Student's t -0.574 16.0 0.574 -0.485 -0.139
FC5dif Student's t -0.727 16.0 0.478 -0.523 -0.176
FC3dif Student's t -1.175 16.0 0.257 -0.942 -0.285
FC1dif Student's t -1.250 16.0 0.229 -1.089 -0.303
FCzdif Student's t -1.816 16.0 0.088 -1.770 -0.441
FC2dif Student's t -1.670 16.0 0.114 -1.776 -0.405
FC4dif Student's t -2.006 16.0 0.062 -1.891 -0.486
FC6dif Student's t -3.091 16.0 0.007 -2.370 -0.750
FT8dif Student's t -3.142 16.0 0.006 -2.499 -0.762
Note: Variables are unweighted difference waves (all Unfair - all Fair trials)

 

Paired Samples T-Test

Paired Samples T-Test
      statistic df p Mean difference SE difference Cohen's d
AF7fair AF7unfair Student's t 1.300 16.0 0.212 1.432 1.102 0.315
AF3fair AF3unfair Student's t 2.354 16.0 0.032 2.469 1.049 0.571
AFzfair AFzunfair Student's t 2.270 16.0 0.037 2.308 1.017 0.551
AF4fair AF4unfair Student's t 3.289 16.0 0.005 2.939 0.893 0.798
AF8fair AF8unfair Student's t 2.341 16.0 0.033 2.623 1.120 0.568
F7fair F7unfair Student's t 0.782 16.0 0.446 0.645 0.825 0.190
F5fair F5unfair Student's t 1.438 16.0 0.170 1.270 0.883 0.349
F3fair F3unfair Student's t 1.502 16.0 0.152 1.339 0.891 0.364
F1fair F1unfair Student's t 2.027 16.0 0.060 1.706 0.842 0.492
Fzfair Fzunfair Student's t 1.879 16.0 0.079 1.973 1.050 0.456
F2fair F2unfair Student's t 2.289 16.0 0.036 2.326 1.016 0.555
F4fair F4unfair Student's t 2.730 16.0 0.015 2.453 0.899 0.662
F6fair F6unfair Student's t 3.394 16.0 0.004 2.536 0.747 0.823
F8fair F8unfair Student's t 2.956 16.0 0.009 2.029 0.686 0.717
FT7fair FT7unfair Student's t 0.457 16.0 0.654 0.370 0.811 0.111
FC5fair FC5unfair Student's t 0.751 16.0 0.464 0.540 0.719 0.182
FC3fair FC3unfair Student's t 1.224 16.0 0.239 0.964 0.788 0.297
FC1fair FC1unfair Student's t 1.335 16.0 0.200 1.140 0.854 0.324
FCzfair FCzunfair Student's t 1.991 16.0 0.064 1.867 0.938 0.483
FC2fair FC2unfair Student's t 1.895 16.0 0.076 1.938 1.022 0.460
FC4fair FC4unfair Student's t 2.232 16.0 0.040 1.992 0.893 0.541
FC6fair FC6unfair Student's t 3.188 16.0 0.006 2.410 0.756 0.773
FT8fair FT8unfair Student's t 3.312 16.0 0.004 2.510 0.758 0.803
Note: Unfair variables are weighted averages from amplitudes of the 3 unfair offer types

 

Correlation Matrix

Correlation Matrix
    RejUnf Offer MII MIS AF4fair Fzfair AFzunfair Fzunfair AF4dif Fzdif
RejUnf Pearson's r —                  
  p-value —                  
Offer Pearson's r -0.046 —                
  p-value 0.860 —                
MII Pearson's r -0.028 -0.033 —              
  p-value 0.916 0.900 —              
MIS Pearson's r 0.237 0.534 * 0.096 —            
  p-value 0.360 0.027 0.714 —            
AF4fair Pearson's r -0.012 -0.063 0.023 -0.022 —          
  p-value 0.964 0.809 0.931 0.934 —          
Fzfair Pearson's r -0.091 -0.159 0.205 0.052 0.829 *** —        
  p-value 0.727 0.543 0.431 0.842 < .001 —        
AFzunfair Pearson's r 0.232 0.175 -0.437 0.392 0.632 ** 0.488 * —      
  p-value 0.371 0.502 0.079 0.120 0.007 0.047 —      
Fzunfair Pearson's r 0.266 0.140 -0.266 0.416 0.688 ** 0.606 ** 0.929 *** —    
  p-value 0.302 0.593 0.301 0.097 0.002 0.010 < .001 —    
AF4dif Pearson's r 0.247 0.189 -0.704 ** 0.351 -0.180 -0.298 0.575 * 0.369 —  
  p-value 0.340 0.468 0.002 0.168 0.490 0.245 0.016 0.145 —  
Fzdif Pearson's r 0.432 0.313 -0.568 * 0.347 -0.191 -0.491 * 0.447 0.384 0.736 *** —
  p-value 0.083 0.222 0.017 0.173 0.463 0.046 0.072 0.128 < .001 —
Note. * p < .05, ** p < .01, *** p < .001

 

References

[1] The jamovi project (2019). jamovi. (Version 0.9) [Computer Software]. Retrieved from https://www.jamovi.org.

[2] R Core Team (2018). R: A Language and envionment for statistical computing. [Computer software]. Retrieved from https://cran.r-project.org/.