Jerome is hooked up to an EEG in a sleep lab. As the researcher watches the EEG recording, delta waves appear. Based on this information, the researcher can conclude that Jerome:

In Wayne Dennis's study of infants in Iranian orphanages, only 15 percent of the orphans were walking alone by 3 to 4 years of age because

A) they spent the first year of their lives being carried by caregivers. B) they were malnourished and unable to acquire the strength to walk. C) they spent their days lying on their backs in cribs. D) rapid motor progress was actively discouraged by caregivers.

When the knowledge of one event allows for the prediction of another event,

then the two events are a. significantly different b. causally related c. correlated d. due to chance