Comparison of two energy drinks. Consider the following study to compare two popular energy drinks. For each subject, a coin was flipped to determine which drink to rate first. Each drink was rated on a 0 to 100 scale, with 100 being the highest rating.
|
|
Subjects
|
|
Drink
|
1
|
2
|
3
|
4
|
5
|
|
A
|
43
|
83
|
66
|
89
|
78
|
|
B
|
45
|
78
|
64
|
79
|
71
|
Is there a difference in preference? State appropriate hypotheses and carry out a matched pairs t test for these data.