Final answer:
A functional analysis session duration varies based on the individual, as sessions are tailored to each person's unique needs.
Step-by-step explanation:
The question "Typically, a functional analysis session lasts:" relates to psychological assessment methods, particularly in applied behavior analysis. The correct answer to this question is Varies based on the individual. Session lengths can differ greatly depending on the specifics of the case and the goals of the analysis. While some standard sessions may last around 30 minutes to 1 hour, they are typically tailored to meet the unique needs of each individual being assessed. It's important to consider the variability in people's behavior and adjust the session accordingly.