1. Explain how researchers identify a “significant” difference between two phases in a single-subject study. 2. Describe the structure of an ABAB reversal design and explain how the results from this...

1. Explain how researchers identify a “significant” difference between two phases in a single-subject study.

2. Describe the structure of an ABAB reversal design and explain how the results from this design can demonstrate a cause-and-effect relationship.