Recent research on parental use of physical punishment reveals that ____
a. ?100% of parents use spanking on toddlers
b. ?80% of parents use spanking on preschoolers
c. ?50% of parents use spanking on toddlers
d. ?40% of parents use spanking on preschoolers
ANSWER:
c
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Which test was carefully designed to be culturally fair?
a. CISS b. CAI c. KOIS d. SCII
Measures of central tendency:
a. provide a value around which scores in a data set tend to cluster b. indicate how much the scores in a data set differ from one another c. can be used to decide whether the observed behavior in a sample is representative of some larger sample d. assess whether two variables vary together in a systematic way
Scientific hypotheses are generated for research studies. Which of the following is an example of a scientific hypothesis?
"Space exploration benefits our world, and the United States needs to increase funding for NASA." "Marital satisfaction tends to improve when the youngest child is grown and leaves the home because parents now have more time and energy for the marital relationship." "HIV causes AIDS, and AIDS is a disease that will never be cured." "If a tree falls in the forest, and no one is there to hear it, does it make a sound?"
Kevin understands that the sentence "the girl is petting the cat" is the same idea as ‘the cat is
being petted by the girl." Kevin is at least a. 2 years old. b. 4 years old. c. 6 years old. d. 8 years old.