A researcher uses the preference method to examine whether a newborn baby girl can perceive differences between her mother's face and the face of a random woman. The baby looks at a photo of her mother 50% of the time and a photo of a random woman 50% of the time. This suggests that:
A) the infant can distinguish between the two women.
B) the infant can tell who her mother is 50% of the time.
C) 50% of the features of the mother are shared with the random woman.
D) the infant is unable to tell the difference between the two women.

Question

Quizplus · Accepted Answer

The equal distribution of looking time (50% at each photo) suggests that the infant does not show a preference for her mother's face over the face of a random woman, indicating an inability to distinguish between the two.

A Researcher Uses the Preference Method to Examine Whether a Newborn