Which of the following is a true statement about the fine motor development in the first three months of early infancy?
a. Visually triggered reaching
b. Visual-directed reach and grasp
c. Brief palmar grasp of object placed in hand
d. A and c
d
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Salvadore Maddi studied two groups of managers at a large utility company. One group of managers had which of the following characteristics that the other group did not exhibit?
a. held high stress positions at the company b. had Type A personalities c. got sick after stressful events d. all of these characteristics
The simplest way of visualizing a correlation is to construct a scatter diagram
Indicate whether the statement is true or false
Maestripieri's studies with monkeys found all of the following except
a. mother monkeys whose infants had died were observed to adopt abandoned infant monkeys, or even to kidnap infant monkeys. b. when monkey mothers were separated from their own infants during the bonding period, the mothers later rejected the infant (and other infants) when they were reunited after the bonding period. c. when mothers and infants were separated after the bonding period, the mothers sometimes later accepted other infants versus their own infants when they were reunited some significant time later. d. when mothers and infants were separated after the bonding period, the mothers later accepted their infant when they were reunited some significant time later.
What percentage of college students report frequent severe sleep disturbances such as insomnia and insufficient sleep?
a. 25% b. 50% c. 75% d. 100%