Analyze the Data and Conduct a Hypothesis Test
- Compute the following:
- Fruit:
- = ______
- = ______
- n = ______
- Vegetables:
- = ______
-
= ______
- n = ______
- Bread:
- = ______
- = ______
- n = ______
- Find the following:
- df(num) = ______
- df(denom) = ______
- State the approximate distribution for the test.
- Test statistic: F = ______
- Sketch a graph of this situation. CLEARLY, label and scale the horizontal axis and shade the region(s) corresponding to the p-value.
- p-value = ______
- Test at α = 0.05. State your decision and conclusion.
-
- Decision: Why did you make this decision?
- Conclusion (write a complete sentence).
- Based on the results of your study, is there a need to investigate any of the food groups’ prices? Why or why not?