Why is a grouped frequency distribution table potentially a more efficient way to describe a dataset than a frequency distribution?
What will be an ideal response?
Ans: The grouped frequency distribution table creates categories of scores rather than presenting each individual score, so there is less information for readers to have to make sense of.
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Piaget has stressed:
a. that children's thought is different in quality from that of adults. b. the value of actual manipulation of materials. c. the value of using play to represent reality. d. the dynamic interactive nature of mental development. e. all the items listed above are correct. f. a and c of the items listed above are correct.
Hypoxic-ischemic brain injury is:
a. Respiratory arrest caused by lung tissue damage b. Neurological impulses to the muscles that become over-stimulated c. Lack of oxygen to the muscle cells, leading to hypotonia and mental retardation d. Decreased oxygen levels to the cells leading to cell death
When Dario cut and pasted information from the Internet to complete his paper, he committed:
a. ? information literacy b. ? intentional plagiarism c. ? a location error d. ? unintentional fraud
One of the criticisms that has been leveled at research that examines the similarity between twins separated at birth is that ______.
a. there are so few cases of separated twins that this research cannot really tell us very much about the relative influence of genetics and environment b. in many cases the twins were not really separated because they were adopted by relatives or lived close to each other while growing up c. we do not yet have statistical techniques that allow us to separate the effect of genetics from the effect of the environment d. many of the reports of great similarity between separated twins have been exaggerated and these reports are not supported by data