Imagine after grading this exam I look at the distribution of test scores in this class and conclude the test was harder than I expected. Which of the following would lead to this conclusion?
a. The distribution is bimodal.
b. The median is less than the mean.
c. The mean is less than the median.
d. The distribution is normal.
b. The median is less than the mean.
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If the John Henry effect were exerting an influence in an experiment, one would expect
a. poor performance in the control group. b. better performance in the control group. c. poor performance in the treatment group. d. better performance in the treatment group.
When a child frequently repeats what others say, they are showing a condition called
A. mimicking. B. echolalia. C. parroting. D. gestural speech.
Which of the following would NOT be a good way to share research findings to ensure that they reach an audience beyond academia?
a. A community performance b. A publicly accessible blog c. Images and videos as part of a digital story on a website d. A peer-reviewed journal
In the nineteenth century, the special schools that were established primarily served students with sensory impairments
Indicate whether the statement is true or false