If the lines in a graph of a factorial design are parallel, then ...

[go.lag]

If the lines in a graph of a factorial design are parallel, then there:
 
  a. is definitely an interaction.
  b. may be an interaction.
  c. is no interaction.
  d. is insufficient information to decide simply based on a graph.

Question 2

For a 2 x 4 factorial design, there is the possibility of _____ main effect(s) and _____ interaction effect(s).
 
  a. 2; 4
  b. 2; 1
  c. 4; 8
  d. 8; 8

[shayla]

Answer to Question 1

c

Answer to Question 2

b

[go.lag]

Great answer, keep it coming

[epscape]

Thanks for the timely response, appreciate it