In a matrix for a factorial design, the row means and column ...

[tatyanajohnson]

In a matrix for a factorial design, the row means and column means represent the effects of:
 
  a. extraneous factors.
  b. individual differences.
  c. an interaction.
  d. a single factor (variable).

Question 2

When graphed, a significant interaction will definitely have _____.
 
  a. parallel lines
  b. non-parallel lines
  c. a crossover interaction
  d. none of the alternatives listed

[sabina576]

Answer to Question 1

d

Answer to Question 2

b