A travel association says that the daily lodging costs for a family in the United States is $132. You work for a tourist publication, and you randomly select 10 U.S. families and find out how much each spent on lodging for one overnight trip. The results follow:
164 137 142 155 119 104 74 204 148 181
At a=0.05, test the groups claim. Use the 7-8 step process