The predictive and concurrent methods provide two types of evidence for
a. validity based on relations with a construct.
b. face validity.
c. validity based on relations with a criteria.
d. validity based on content.
c. validity based on relations with a criteria.
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According to the theory of social facilitation, the presence of others should lead to all except which outcome?
a. improved performance on an easy task b. physiological arousal c. a dominant response d. more carefully deliberated behavior
Nurse Ross Millhouse works in an assisted living facility where he cares for residents over the age of 85 . Assuming the residents are typical of people of their age, about what percentage of the residents under Millhouse's care would be expected to suffer from Alzheimer's disease?
a. around one in a hundred b. just under one in fifty c. about one in ten d. more than one in three e. it is impossible to assess since Alzheimer's disease can not be diagnosed until after death.
OCD: Associated features
What will be an ideal response?
You hypothesize that lack of sleep impairs cognitive ability. In order to test your hypothesis, you will have to determine how to define and measure ‘lack of sleep' and ‘cognitive ability'. This is another way of saying that you will have to:
a. develop a research question b. develop a theory c. develop a hypothesis d. create an operational definition