Why are inferential statistics necessary?
What will be an ideal response?
Inferential statistics allow researchers to use data measured in a sample to draw conclusions about the larger population of interest. Without inferential statistics, this would not be possible.
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Discuss the role of expert witnesses and the limitations placed on them by court rulings
Answer:
Psychologists have published an article which shows that many U.S. residents avoided flying in airplanes after the 2001 terrorist attacks. In fact, for several months afterwards, many people decided to drive, rather than fly
This phenomenon can best be explained by a. the influence of recency on availability. b. the conjunction fallacy. c. the illusory-correlation effect. d. too much emphasis on the likelihood ratio.
Virginia wants to study the effectiveness of different training methods on nurses' ability to properly give vaccinations. To measure the effects of training, she gives nurses an hour-long written exam. What type of validity is reduced by this method? Explain your selection.
What will be an ideal response?
The deliberate, negligent, or reckless use of force against noncombatants, by state or non-state actors for ideological ends and in the absence of a substantively just legal process is called:
A. war. B. civil unrest. C. terrorism. D. self-defense.