Julius Has Conducted a Very Small Study of the Amount

Multiple Choice

Julius has conducted a very small study of the amount of sleep his dorm mates get each night.He believes that those who are on one of the school's sports teams will get more sleep than those who are not.Julius asked 6 people in his dorm who do not play sports and 6 who do play sports to participate.Because he thinks that the number of credit hours a student is taking also might impact sleep habits,he matched each person in the "plays sports" group with a person in the "does not play sports" group who was carrying the same number of hours.The descriptive statistics from his survey are given below.Conduct an appropriate one-tailed t-test using and determine the t_obt.

A) t(5) = 2.35
B) t(5) = 2.28
C) t(10) = 1.80
D) t(10) = 1.75