For Exercises use the Kruskal-Wallis test and perform these steps. a. State the hypotheses and identify the

Question:

For Exercises use the Kruskal-Wallis test and perform these steps.

a. State the hypotheses and identify the claim.
b. Find the critical value.
c. Compute the test value.
d. Make the decision.
e. Summarize the results.
Use the traditional method of hypothesis testing unless otherwise specified.

The prices for 30-count packages of randomly selected store-brand vitamin/mineral supplements are listed from three different sources. At the 0.01 level of significance, can a difference in prices be concluded?