1. The number of grams of fiber per serving for a random sample of three different kinds of foods is listed. Is there sufficient evidence at the 0.05 level of significance to conclude that there is a difference in mean fiber content among breakfast cereals, fruits, and vegetables?

Breakfast Cereals Fruits Vegetables

3 5.5 10

4 2 1.5

6 4.4 3.5

4 1.6 2.7

10 3.8 2.5

5 4.5 6.5

6 2.8 4

8 3

5

H(null):

H(alternate):

P-value:

Conclusion: