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 below. Use the .05 significancelevel.

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