Assignment Description After reading Whitfield’s 1999 article, “Validating School Social Work,” (attached) answer a series of questions aimed at critiquing single subject designs. Instructions Read Whitfield’s 1999 article, “Validating School Social Work: An Evaluation of a Cognitive-Behavioral Approach to Reduce School Violence,” (attached) and answer the following questions in an APA-formatted document: What was the purpose of this study? What was the sample? What dependent variables were studied? How were the dependent variables operationalized? Why was a single-subject design used? What are the strengths of a single-subject design? What were the key findings (the results of the data analysis)? How would you critique the findings? What are limitations of a single-subject design? Additional Requirements Written communication: Written communication is free of errors that detract from the overall message.