Chandler, L.K. & Dahlquist, C.M. (2015). Functional Assessment: Strategies to prevent and mediate challenging behaviors in school settings. (4th ed). Pearson.
This is a Redshelf book which you will access through the Getting Started module or the Bookshelf on the top navigation bar in the course.
Read Chapter 7. This book provides an overview and instructions for both assessment of a functional analysis and treatment recommendations based on the findings in that analysis.