Statistical descriptions of how closely two variables are related
A relationship between two variables in which a high value on one is associated with a low value on the other. Example: height and distance from top of head to the ceiling
Research method in which variables are manipulated and the effects recorded
without any definite pattern; following no rule
decreasing the chances that a behavior will occur again by removing a pleasant stimulus following the behavior (type 2)
Principle stating that a more-preferred activity can serve as a reinforcer for a less-preferred activity
a contract between the teacher and a student specifiying what the student must do to earn a particular reward or privilege
Knowledge that is demonstrated when we perform a task; "knowing how."