Dr. Chung, a renowned nutritionist, has consistently proclaimed the benefits of a balanced breakfast. To substantiate her claim, she asks her participants to go without breakfast for one week. The following week he asks the same participants to make sure they eat a complete breakfast. Following each week, Dr. Chung asks the supervisors of each participant to rate their productivity for that week.
Participant Performance with Breakfast Performance Without Breakfast
#1 8 6
#2 6 6
#3 8 5
#4 8 5
Using α = .05, one-tailed test of the doctor's hypothesis.
What is your T=