A method of studying developmental changes by reconstructing subjects' pasts, through interviews and investigating the effects of events that occurred in the past on current behaviors is called a ______ study
a. longitudinal c. naturalistic observation
b. cross-sectional d. biographical
D
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One-month-old infants were given either a smooth pacifier or one with hard nubs on which to suck. Although they had not seen the pacifier while sucking on it, when given the opportunity to look, the infants stared longer at the type of pacifier that they had sucked on. This shows that they have
a. cross-modal perception. b. dark adaptation. c. inter-sensory sensation. d. repression.
Quantitative data are necessary for statistical analyses.
Answer the following statement true (T) or false (F)
The consequences of particular diseases are features of
primary aging. senescence. secondary aging. gerontology.
The transition from drowsy wakefulness to stage 1 NREM sleep can usually be determined by the presence of more _________ wave activity.
A. beta B. delta C. alpha D. theta