Word Problems: 1-Way ANOVA #2

As sales manager for a large corporation, you wonder if one airline is significantly faster than another. You randomly assign your sales staff to the airlines, and measure the number of hours it takes to make the trip from Long Beach to LAX. Consider the following data:

     KnoWay    Air-Ex     FlyBy      Nifty
           9              6            1            4 
         11              4            2            2 
         16              5            4            1 
           9            14            5            1 
         12            17            3            7

 

 

Since you are interested in which soft drink did best, which of the following tests should you perform:

a. t-test
b. ANOVA
c. correlation
d. regression
e. multiple regression

What is the independent variable in this design:

What is the dependent variables in this design:

Based on above data, complete the following summary table:

                     SS         df         ms

Between        ____    ____     ____

Within            ____    ____     ____

TOTAL         ____     ____    ____

What is the F for this test:

What is the critical value for this test:

Is the F significant?

What should be done next?

 

Answers

 

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