Why is voluntary reaching and grasping not present at birth?
a. Because it requires visual-motor coordination
b. Infants can do voluntary reaching and grasping at birth.
c. Because they cannot see the objects
d. Infants do not find the environment interesting enough to motivate the actions.
A
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The contemporary view of perceptual and cognitive development is consistent with
a. developmental systems only. b. evolutionary approaches only. c. both developmental systems and evolutionary approaches. d. neither developmental systems nor evolutionary approaches.
The item characteristic curve can provide a picture of an item’s
a. distribution of responses. b. inter-item and item-total correlation. c. level of difficulty and discrimination. d. reliability and validity.
Because it is not always possible to conduct experiments,
psychologists gather evidence and test hypotheses by using all of the following nonexperimental methods EXCEPT for the method. a. case study b. correlational c. naturalistic observation d. pseudoscientific
Which of the following statements about touching is NOT accurate?
A. People exhibit different touching behaviors across cultures and ethnic groups. B. Touch prompts others to cease talking about themselves. C. Touch may be the closest form of nonverbal communication. D. Touch is a life-giving force for infants.