Dr Schreiber Is Performing a Within-Subjects Visual Search Experiment, Which

Multiple Choice

Dr. Schreiber is performing a within-subjects visual search experiment, which is a little like a video game. People seem to get a good deal better at the task after about 10 practice trials. What should be a concern for his experimental design?

A) Order effects
B) Sequence Effects
C) Random allocation to groups
D) Mortality