In a Study with a Group of Individuals Being Tested

question 3

Multiple Choice

In a study with a group of individuals being tested in a series of treatment conditions that extends over a relatively long time,it is possible that there will be systematic changes in the participants' physiology or psychology that occur during the time of the study.If these changes influence the participants' scores,causing scores at the end of the study to be different from scores at the beginning,the effect is called

• A)history.
• B)maturation.
• C)instrumentation.
• D)regression toward the mean.

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Definitions:

Autism

From the Greek autos, meaning “self”, autism is characterized by difficulty in communicating and forming relationships with other people and in using language and abstract concepts.

Pronoun Reversal

One of the common characteristics of speech in autistic children, in which the child often refers to himself or herself in the third person, perhaps because of trouble shifting reference between speaker and listener or a third party.

Echolalia

One of the common characteristics of speech in autistic children, in which the child repeats another person’s words or phrases, using the same or similar intonation.

Autism Spectrum Disorder

A neurodevelopmental condition characterized by challenges with social skills, repetitive behaviors, speech, and nonverbal communication.