The slope of a straight line is defined as (Y2- Y1) _____ (X2- X1)

Dr. Snow studies attention deficit hyperactivity disorder among 4th grade students by attending the 4th grade class and spending the majority of time tallying how often students fidget in their seats. Dr. Snow is a(n)

a) observer as participant b) participant as observer. c) focus group leader. d) interviewer.

The Relational Frame Theory focuses on the human capacity to

a. produce unlimitedly-meta behaviors. b. attach emotion to arbitrary stimuli. c. relate events in infinite ways. d. automatically judge stimuli relevance.