Table 2. Mean heart rate and its standard deviation of four studied subjects.
Subject | Mean, beats/min | STD, beats/min |
a | 74 | 3.4 |
b | 76 | 4.0 |
c | 78 | 4.4 |
d | 77 | 3.9 |
Subject | Mean, beats/min | STD, beats/min |
a | 74 | 3.4 |
b | 76 | 4.0 |
c | 78 | 4.4 |
d | 77 | 3.9 |