In relation to the average time spent when a person used the system, the distribution shows the existence of two distinct groups (Figure 2). To better understand this behavior, an analysis was performed to determine whether there was a possible correlation among the average time of each use and the auditing activity, professional occupation, type of system use, and frequency of use. The Pearson coefficients obtained
were very low (less than 0.1), showing that there was no correlation among these variables and the average time spent on each system use.