Research Methods Final Practice Questions:

Note, for these examples, the effect is significant if the difference > 0 (pretend 10,000 subjects were run in the experiment).

 

 

 

Independent Variable A

A1                           A2

                                                                B1           40                            50

                Independent Variable B

                                                                B2           60                            50

 

1)       In the above table, the pattern of results indicates

a)       A main effect for A

b)       A main effect for B

c)       Main effects for both A & B

d)       An interaction

e)       Interaction and main effect for A

f)        Interaction and main effect for B

g)       Interaction and both main effects

 

 

 

Independent Variable A

A1                           A2

                                                                B1           50                            50

                Independent Variable B

                                                                B2           60                            80

 

2)       In the above table, the pattern of results indicates

a)       A main effect for A

b)       A main effect for B

c)       Main effects for both A & B

d)       An interaction

e)       Interaction and main effect for A

f)        Interaction and main effect for B

g)       Interaction and both main effects

 

 

Independent Variable A

A1                           A2

                                                                B1           40                            50

                Independent Variable B

                                                                B2           60                            70

 

3)       In the above table, the pattern of results indicates

a)       A main effect for A

b)       A main effect for B

c)       Main effects for both A & B

d)       An interaction

e)       Interaction and main effect for A

f)        Interaction and main effect for B

g)        Interaction and both main effects