Question: 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 significance level.

Discount Variety Department

$12 $15 $19

$13 $17 $17

$14 $14 $16

$12 $18 $20

$15 $17 $19