ATTRITION

n. dropout or loss of participants during an experiment or during a clinical trial, which may cause imbalance in groups. Also known as experimental...

BEHAVIOR

n. an action, activity, or process which can be observed and measured. Often, these actions, activities, and processes are initiated in response to stimuli...

BEHAVIORAL CRITERION

n. the distinct behavior which must consistently exist in an individual in order for a diagnosis to be accurately made. Thus, actual, observable data...

BIOLOGICAL MEASURES

n. measures that are drawn from bodily activities of humans or from biological systems in nature. These make use of markers to assess processes...

CASE HISTORY

n. a complete record of information containing all data about a patient's medical or psychological condition. It may cover health, family, and social history,...

CONCOMITANT VARIATION

1. the modification of two sensations simultaneously, wherein the variables might be informally connected or both variables might be impacted by another outlying variable....

CONSEQUATE

verb. To happen as an outcome of a reaction. If the reaction comes to be more likely, consequence is assumed to have turned out...

CORRECTIVE EMOTIONAL EXPERIENCE

an idea stemming from psychoanalysis which postulates that patients acquire significant and intensive modification via new interpersonal affective events they encounter with their therapy...

CRITICAL VALUE

the value of either one of the ends of a critical region, that being, either one of the values beyond or beneath the point...

A-B DESIGN

a setup for experiments requiring the measurement of the dependent variable prior to onset of the experiment and again after it.

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