Wal-Mart versus Target Is there a difference in the pricing at Wal-Mart versus Target for health and beauty supplies? To answer this question, a student randomly selected 10 identical products at each store and recorded the price. Assuming that the conditions for conducting the test are satisfied, determine if there is a price difference between Wal-Mart and Target for health and beauty supplies. Use the α = 0.05 level of significance.
|
Product
|
Price at Wal-Mart ($)
|
Price at Target ($)
|
|
Herbal Essence
|
2.94
|
2.94
|
|
Dial body wash
|
3.16
|
3.79
|
|
Listerine Whitening
|
4.74
|
4.74
|
|
Colgate White
|
2.84
|
2.49
|
|
Mens Speed Stick
|
1.72
|
1.97
|
|
Women Dove deodorant
|
1.72
|
1.72
|
|
Benadryl Allergy
|
3.77
|
3.99
|
|
Gillette razors
|
7.44
|
7.99
|
|
Q-Tips
|
3.77
|
3.64
|
|
Nice 'n Easy color blend
|
5.98
|
5.99
|