A consumer organization wants to know whether there is a difference in the price of a particular toy at three different types of stores. The price of the toy was checked in a sample of five discount stores, five variety stores, and five department stores. The results are shown here. Use the .05 significance level.

a. What are the null and alternate hypotheses?

b. Compute the ANOVA table.

c. What is the test statistic?

d. What if the p-value?

e. What is your decision regarding the null hypothesis?

f. Interpret the result.

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Discount Variety Department $12 $15 $19 13 17 17 14 14 16 12 18 20 15 17 19