Validity of short forms may be reduced because fewer items:
A. lowers test utility which negatively impacts validity.
B. means that the test can only be used for screening purposes.
C. lowers test reliability which negatively impacts validity.
D. means that the test will not be used as often as the longer form.
Answer: C
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A social psychologist is designing a study of altruism. The dependent variable in the study is most likely some measure of
a. persuasion. b. helping behavior. c. aggression. d. frustration-aggression.
The view that knowledge originates through experience is called __________
a. scientology b. structuralism c. empiricism d. functionalism
ISLE 3.14 AstigmatismClick on the above link to work though the ISLE activity. Once you've completed the activity, navigate back and answer the following question.Based on your experience with the astigmatism exercise, the primary consequence of astigmatism is that an image will appear ______.
A. blurry B. doubled C. blurry in the center of the visual field, but sharp elsewhere D. primarily in black and white
Which statement about body mass index (BMI) is true?
A. Individuals with identical BMI ratios and different heights have different amounts of body fat. B. Individuals with identical BMI ratios and identical weights always have the same amount of body fat. C. A person whose weight stays the same and grows taller will have an unchanged BMI. D. A person who loses five pounds of fat and gains five pounds of muscle will have an unchanged BMI.