UF researchers collected summary exercise information from a random sample of 108 women (group 1) and 72 men (group 2) in Alachua county, Women's energy expenditure over a week span (average of 143.8 calories/min with an SD = 123,1 calories/min) was higher than men's energy expenditure over the same week (average of 111.5 calories/min with an SD - 120.2 calories/min). The results of the test are t - 2.02 with an associated P-value of 0.0352. The correct conclusion at a - 0.05 is to