Table 4 Pairwise ρ values calculated using the Mann-Whitney test for frequency that transparent authentication was turned off for the tasks that were significantly different
From: Understanding user perceptions of transparent authentication on a mobile device
Task | Group | Participant category | ||
|---|---|---|---|---|
All | Some | None | ||
Read document | All | – | NaN | < 0.0001 |
Some | – | – | < 0.0001 | |
None | – | – | – | |
Take photo | All | – | NaN | 0.0137 |
Some | – | – | 0.0137 | |
None | – | – | – | |
Send email | All | – | 0.1675 | 0.0318 |
Some | – | – | 0.0016 | |
None | – | – | – | |
View photo | All | – | 0.3681 | 0.0636 |
Some | – | – | 0.0137 | |
None | – | – | – | |
Make international call | All | – | 0.3681 | 0.1444 |
Some | – | – | 0.0336 | |
None | – | – | – | |