A health researcher read that a (200)pound male can burn an average of (546) calories per hour playing tennis. A (36) males were randomly selected and tested. The mean of the number of calories burned...

Extracted text: A health researcher read that a (200)pound male can burn an average of (546) calories per hour playing tennis. A (36) males were randomly selected and tested. The mean of the number of calories burned per hour was (544.8) calories and the standard deviation of the sample is (3). Can it be concluded that the average number of calories burned is actually less than (546) at a = 0.01.