15 Questions
What is a key consideration in assessing measurement validity?
Whether the measure has been used previously in peer-reviewed research
What is a threat to internal validity in a longitudinal study?
Long term changes in participant's response
What is a benefit of using a randomized controlled trial (RCT) design in terms of internal validity?
It minimizes the risk of bias in allocating participants to groups
What is a key consideration in assessing internal validity?
How confident we are that one factor causes a particular outcome
What is a measurement validity concern that arises when a measure does not comprehensively capture the phenomenon being studied?
The measure is missing something important
Which type of validity is concerned with whether a measure appears to be a valid measure of a particular trait?
Face validity
What is the primary reason convergent validity is demonstrated by moderate to high correlations between measures of the same trait?
Because scores from similar methods tend to be correlated better than scores from dissimilar methods
What type of validity is concerned with whether a measure distinguishes between groups that have previously been shown to differ?
Known groups validity
Which type of validity is concerned with whether a measure correlates with other measures of the same trait?
Convergent validity
What type of validity is concerned with whether a measure measures multiple aspects of a particular trait?
Content validity
What is the primary concern of experimenter expectancy in a study?
The influence of the experimenter's expectations on the participant's performance
What type of validity is concerned with whether the results of a study can be generalized to other similar situations?
External validity
Which of the following is a threat to external validity?
Both a and b
What is the primary concern of ecological validity in a study?
The appropriateness of the test situation to real-life scenarios
Which of the following is a way to maximize external validity?
Ensuring the representativeness of participants, variables, and test situations
Test your understanding of the three broad categories of validity in research: measurement, internal, and external validity. Learn how to evaluate the effectiveness of measures used in research and improve your research design.
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