3. A group of local corporate executives are currently pursuing a fitness program. Maximum oxygen consumption was measured by imposing a workload of 600 kg/min. using a bicycle ergometer, at the beginning and after 2 months of fitness. The results of oxygen consumption (in liters/min.) for each individual are shown opposite. An increase in oxygen consumption is an indication of improved cardiovascular fitness.

The analyst makes the statement, "Are we looking at dependent samples?"

(a) True b) False