"You are interested in determining whether there is a
relationship between the grade level of students at Big Rock School
District and their primary color preference for a new school
football uniform. A sample of students (grades 8, 9, 12) is asked
which color (black, blue, gold) they would prefer for a new school
football uniform. Assuming the .05 level of significance, what
would you conclude?" 8th grade mean 13.0, 9th grade mean: 12.6,
12th grade mean: 8.0.
There is...