17) Below are the prices for 28 common items found in CityMarket, WalMart, and Target. Conduct a one-way analysis of variance to determine whether there is a price difference between the three stores. Clearly state a) the null and alternative hypotheses, b) your test statistic, c) the critical value you are comparing the test statistic against, d) the p-value and e) your conclusions at both the 0.05 and 0.01 significance levels.

Item CityMarket. WalMart Target

1 1.85 1.45 1.25

2 3.95 3.35 3.04

3 2.25 1.75 1.45

4 2.85 2.35. 2.25

5 1.65 1.10. 0.85

6 3.65 2.95 2.45

7 2.45 1.85 1.45

8 1.95 1.56 1.44

9 1.83 1.25 1.15

10 2.64 2.14 2.04

11 2.84 2.25 2.15

12 1.84. 1.20. 0.55

13 1.65 1.25 1.15

14 2.75 2.10. 2.04

15 2.71 1.86 1.75

16 1.55 0.94 0.85

17 1.85 1.30 1.01

18 0.95 0.55 0.45

19 1.55 1.28. 1.06

20 1.44. 0.85 0.74

21 1.65 1.25 1.15

22 1.64 1.28 1.04

23 4.21 3.75 3.36

24 1.20 0.71. 0.61

25 4.55 3.90 3.25

26 3.45 2.84. 2.65

27 5.85 5.30 5.14

28 1.65. 1.25. 1.04