Your text describes a study in which pregnant mothers read aloud to their unborn infants from one of two Dr. Seuss books. Later, as newborns, the babies could hear the story they had been read by sucking on a pacifier in a particular manner. By sucking on the pacifier in a different way, they could hear an unfamiliar story. What is the dependent variable in this study? What did the researchers find?
A) The dependent variable is the story to which the infants had been exposed prenatally. The researchers found that infants displayed no preference for the story to which they had been exposed.
B) The dependent variable is the story to which the infants had been exposed prenatally. The researchers found that infants preferred the story to which they had been exposed.
C) The dependent variable is the way the infants sucked on the pacifier. The researchers found that infants displayed no preference for the story to which they had been exposed.
D) The dependent variable is the way the infants sucked on the pacifier. The researchers found that infants preferred the story to which they had been exposed.

Question

Quizplus · Accepted Answer

The dependent variable is the way the infants sucked on the pacifier, as this behavior was measured to determine their preference. The researchers found that infants preferred the story to which they had been exposed prenatally, indicating they recognized and showed a preference for the familiar story.

Your Text Describes a Study in Which Pregnant Mothers Read