Studies of infant stepping behavior on a treadmill demonstrated that
a. the pattern of alternating of steps on each leg precedes the ability to walk
b. even very young infants can walk without assistance.
c. infants cannot judge the speed of movement of a moving object (e.g., the treadmill).
d. infants will refuse to attempt to walk if held upright.
a
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Kelly observed that a hostile person would not know how people would react to friendliness because he or she has rarely tried it
Indicate whether the statement is true or false.
A consumer researcher wanted to examine the effects of using different-colored boxes on shoppers' level of buying her brand of cereal. What is the dependent variable?
a. levels of buying b. kind of cereal c. different colored boxes d. the consumer researcher
People with anorexia nervosa lose weight mainly by and
a. exercise; purging b. restricted eating; purging c. eating more; purging d. eating less; exercising excessively
The 1994 anti-SIDS campaign by the American Academy of Pediatrics urged parents to
a. vaccinate infants against SIDS. b. dress the infant for bed with zippered pajamas. c. prevent house cats from sleeping in the infant's room. d. place the sleeping infant on its back, not on its belly.