Multiple Choice
Use the following to answer Questions
A researcher is looking at the effects of competition versus cooperation on mathematics learning. She theorizes that anxiety will interact with type of instruction to influence math learning. The dependent variable is the number of points on a 100 point mathematics test. The means for the study results are shown in the table below. 
-Which of the following is NOT likely to be true?
A) There is an interaction between Anxiety and Instruction.
B) There is a main effect of type of instruction.
C) There is a main effect of anxiety.
D) The manipulations did not have an effect.
Correct Answer:
Verified
Correct Answer:
Verified
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