What Evidence in the Graphs Rules Out History or Maturation

question 58

Multiple Choice

What evidence in the graphs rules out history or maturation effects as causing the change in time on task?

• A) The treatment leads to change for each child regardless when the session was started
• B) All of the baselines are of the same length
• C) All the participants were at the same mean level of attention during baseline
• D) All of the participants started the treatment during the same session

---

Definitions:

Suicide

The deliberate action of taking one's own life.

Abnormality

A deviation from the norm or average, often referring to behaviors, feelings, or thoughts that are unusual or atypical within a culture or society.

Concordance Rates

The likelihood of two individuals sharing a particular trait or disorder, often used to study the influence of genetics versus environment in twins.

Schizophrenia

A grave mental abnormality characterized by modifications in thought, perception, mood, language, self-recognition, and behavior patterns.