An individual takes a knowledge test five times and gets scores of 33, 34, 34, 32, and 33 (out of 100). This individual’s actual knowledge level would be represented by a score of 60. Based on this information, what can we conclude about this test?
A. The test has high reliability and high validity
B. The test has high reliability and low validity.
C. The test has low reliability and high validity
D. The test has low reliability and low validity
Answer: B. The test has high reliability and low validity.
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Only about 50 percent of children receive their MMR vaccination
Indicate whether this statement is true or false.
Marcia found four identity statuses based on adolescents' sense of exploration and commitment in the areas of beliefs and attitudes in the areas of politics, religion, and career choices. Of the following, select Marcia's statuses
a) Id, superid, ego, and superego b) Recognition, imitation, play, and game c) Identity achievement, moratorium, foreclosure, and identity diffusion d) I, thou, me, and you
One evening when he couldn't sleep, Mr. Bradley turned on the television and saw an infomercial for a new sleep aid. As a critical thinker, Mr. Bradley should be most cautious about this new product if __________.
A. the product has been subjected to an experimental study and the scrutiny of a peer-review process B. its makers support their claims using the testimonials and anecdotal reports of "ordinary people" C. its makers discuss scientific investigations that have compared it to other effective sleep aids, rather than relying on testimonials of those with insomnia D. the results of research connect the efficacy of the sleep aid to other widely accepted scientific findings
Cross-cultural studies of children's ability to create representational drawings of people seem to show that this skill is
A) hardwired into the brain. B) influenced by learning. C) absent in most non-urbanized cultures. D) more prominent in more rural cultures.