The partially complete ANOVA table given here is for a two-factor factorial experiment:

a. Give the number of levels for each factor.

b. How many observations were collected for each factor–
level combination?

c. Complete the ANOVA table.

d. Test to determine whether the treatment means differ.
Use a = .10.

e. Conduct the tests of factor interaction and mean effects, each at the a = .10 level of significance. Which of the tests are warranted as part of the factorial analysis?
Explain.

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Source df SS MS F A B AB 13 .85 3 .97 .35 Error Total 23 7.5