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. 2020 Jun 24;8(6):e15900. doi: 10.2196/15900

Table 4.

The average time the research subjects spoke when recording answers to questions sorted by engaged and unengaged participants.

Average time on app Engaged (seconds) Unengaged (seconds)
Sample SD 9.35 2.01
Variance 87.41 4.03
Total number 9 13
Sum 111.86 44.29
Mean 12.43 3.41