Recording employee satisfaction ratings each month for 2 years before and 2 years after a corporate employee policy change is an example of an interrupted time series design.
Answer the following statement true (T) or false (F)
True
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In the research conducted by Camp and Skrajner (2004) discussed in your textbook, it was found that the patients with dementia may have the capacity to learn to be skilled group leaders. What was the most salient limitation of this research? a. It only involved four participants
b. It only involved European American participants. c. It only involved female participants. d. It only involved participants from low socioeconomic statuses.
Which of the following pieces of information is NOT needed to establish statistical significance in an experimental design?
A. The alpha coefficient B. The sample size C. The standard deviation D. The mean
Binge-eating disorder is closely related to ______
a. being severely underweight c. obesity and severe obesity b. a history of binging and purging d. hypochondriasis
Discuss internal and external validity
What will be an ideal response?