Variables	Rest	After hand exercise		After leg exercise
Average		0sec	30sec	0sec	60sec	120sec	180sec
R-R interval (beat period) [s]	.554	.566	.566	.366	.442	.496	.534
Calculated HR [beat/min]	108.30	106.01	107.53	163.93	135.75	120.97	112.36
Recorded HR [beat/min]	107.8	107	107.4	164	135.5	121	113
P-R interval [s]	.103	.108	.113	.088	.095	.098	.088
Q-T interval [s]	.304	.345	.338	.198	.295	.293	.315
T-P interval [s]	.120	.125	.105	.025	.065	.093	.123
R-Pulse interval [s]	.200	.197	.197	.133	.170	.167	.177

Based on the table, are the calculated HR values similar or different from the recorded HR values? Explain why they are similar or different.