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. 2013 Jul 1;9:26. doi: 10.1186/1744-9081-9-26

Table 1.

Summary of descriptive and inferential statistics in non-symbolic magnitude estimations (accuracy)

Ratio
 Number (OTS)
 Number (ANS)
 Space
 Time
 
 Mean ± std. dev.
 Mean ± std. dev.
 Mean ± std. dev.
 Mean ± std. dev.
  One sample t-test One sample t-test One sample t-test One sample t-test
0.25
 0.957 ± 0.096
 0.950 ± 0.101
 0.946 ± 0.092
 0.957 ± 0.142
t(34) = 28.29, p < 0.001*
 t(34) = 26.24, p < 0.001*
 t(34) = 25.59, p < 0.001*
 t(34) = 19.04, p < 0.001*
0.33
 0.943 ± 0.107
 0.943 ± 0.123
 0.907 ± 0.110
 0.900 ± 0.237
t(34) = 24.60, p < 0.001*
 t(34) = 21.38, p < 0.001*
 t(34) = 21.75, p < 0.001*
 t(34) = 10.01, p < 0.001*
0.50
 0.950 ± 0.101
 0.936 ± 0.127
 0.860 ± 0.135
 0.757 ± 0.329
 
 t(34) = 26.24, p < 0.001*
 t(34) = 20.40, p < 0.001*
 t(34) = 15.83, p < 0.001*
 t(34) = 4.62, p < 0.001*
0.67
 0.943 ± 0.137
 0.907 ± 0.150
 0.918 ± 0.105
 0.686 ± 0.385
t(34) = 19.16, p < 0.001*
 t(34) = 16.10, p < 0.001*
 t(34) = 25.60, p < 0.001*
 t(34) = 2.85, p = 0.007*
0.70
  
 0.871 ± 0.165
 0.893 ± 0.114
 0.657 ± 0.379
 
 t(34) = 13.35, p < 0.001*
 t(34) = 20.39, p < 0.001*
 t(34) = 2.45, p = 0.019*
0.75
 0.921 ± 0.146
 0.843 ± 0.193
 0.904 ± 0.136
 0.629 ± 0.426
t(34) = 17.12, p < 0.001*
 t(34) = 10.53, p < 0.001*
 t(34) = 17.57, p < 0.001*
 t(34) = 1.785, p = 0.083
0.80
  
 0.843 ± 0.183
 0.889 ± 0.154
 0.543 ± 0.409
 
 t(34) = 11.10, p < 0.001*
 t(34) = 14.96, p < 0.001*
 t(34) = 0.620, p = 0.539
0.85
  
 0.764 ± 0.181
 0.857 ± 0.166
 0.514 ± 0.445
 
 t(34) = 8.62, p < 0.001*
 t(34) = 12.69, p < 0.001*
 t(34) = 0.190, p = 0.851
0.90
  
 0.671 ± 0.180
 0.754 ± 0.150
 0.529 ± 0.401
 
 t(34) = 5.65, p < 0.001*
 t(34) = 10.00, p < 0.001*
 t(34) = 0.421, p = 0.676
0.95
  
 0.486 ± 0.191
 0.667 ± 0.244
 0.471 ± 0.382
    t(34) = 0.44, p = 0.661 t(34) = 4.07, p < 0.001* t(34) = 0.442, p = 0.661