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Table 3 Pairwise Wilcoxon signed‐rank tests for different question types for accuracy score analysis

From: Designing challenge questions for location‐based authentication systems: a real‐life study

 

Legitimate

Strong

Naive

 

Z

p

Z

p

Z

p

Type‐1 vs Type‐2

‐2.758

<0.006

‐8.103

<0.001

‐5.160

<0.001

Type‐1 vs Type‐3

‐5.597

<0.001

‐7.298

<0.001

‐4.578

<0.001

Type‐2 vs Type‐3

‐2.189

<0.029

‐1.327

0.184

‐0.745

0.456

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