The Purpose of Using a Placebo Control Group in an Experiment

question 12

Multiple Choice

The purpose of using a placebo control group in an experiment is often to:

• A) measure the effects of the dependent variable.
• B) dupe the subject into accepting the experiment's results.
• C) control for expectancy effects.
• D) persuade other researchers that the experiment is valid.

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Definitions:

Language Acquisition

The process by which humans gain the ability to perceive, comprehend, and produce language, typically during childhood.

Babble

The stage of language development in infants characterized by the production of repetitive syllables, often starting around the age of 6 months.

Underextension

A language development error where a child inappropriately restricts the use of a word to a narrower context than is typical.

Pragmatics

The branch of linguistics concerned with the use of language in social contexts and the ways in which people produce and comprehend meanings through language.