A researcher records the following data for the number of complaints filed (per day) following a controversial policy change at a local business: 3, 8, 5, 0, 4, 6, 2, 1, 1, 4, 2, and 0. Is the mean equal to the median in this example?
A. yes
B. No, the median is larger than the mean.
C. No, the mean is larger than the median.
D. not enough information
Answer: C
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A. length of time breastfeeding or bottle-feeding B. height and weight of parents C. regional norms D. chronological age and ethnic background
During the experience of an overwhelming and traumatic stimulus, ____
a. initial stress reactions of most individuals is normal b. most individuals experience severe PTSD c. most individuals develop ASD d. most individuals engage in maladaptive appraisals of the trauma
The insanity plea is entered in what percent of criminal cases?
a. .2% b. .5% c. 5% d. 10%
What is the degree to which an assessment measures what it is supposed to measure called?
A. reliability B. convergence C. validity D. nominal scaling