Exam 8: The External Validity of Research

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Which of the following is/are TRUE about the external validity of operational definitions?

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How might culture affect the generalizability of research results? Give an example based on your own research interests.

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Culture can significantly affect the generalizability of research results in several ways. Firstly, cultural differences in values, beliefs, and norms can impact how individuals respond to research interventions or measures, leading to variations in outcomes across different cultural groups. Additionally, cultural differences in communication styles and language can influence the way information is gathered and interpreted, potentially leading to biased or inaccurate results. Furthermore, cultural differences in social structures and power dynamics can impact the generalizability of research findings, as the same intervention or treatment may have different effects in different cultural contexts.

For example, in my own research interests in the field of psychology, cultural differences in attitudes towards mental health and help-seeking behaviors can significantly impact the generalizability of research findings. For instance, a study on the effectiveness of a certain therapy approach for depression may yield different results in a collectivist culture where seeking help from family and community members is valued, compared to an individualistic culture where seeking professional help is more common. These cultural differences can limit the generalizability of the research findings and highlight the importance of considering cultural factors in the interpretation and application of research results.

Which of the following factors is NOT related to the structural component of external validity?

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Dr. Aronson has found a way to manipulate an independent variable so that the research participants are psychologically involved in the situation and give realistic responses. His study is high on

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Which of the following statements about participant samples used in psychological research is FALSE?

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The _______ component of external validity is concerned with the degree to which the problems studied in research correspond to problems considered important in a natural setting.

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This approach to identifying the characteristics of nonvolunteers compares the responses of people who complete the study after the deadline to those who provide responses on time.

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According to Locke, maximizing ________ external validity is the key to enhancing the ecological validity of psychological research because it allows for generalization across a variety of natural settings.

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Dr. Marchel's laboratory has a one-way mirror. He is not using the mirror to observe participants, but he still thinks that its presence will affect participants' responses. Dr. Marchel is concerned about the ________ component(s) of external validity.

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When researchers want to apply the results of a study to a natural setting but people in the setting see the research question having little relevance to their situation, the ________aspect of the external validity of the research is being challenged.

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Which of the following statements about the role of research procedures in external validity is/are TRUE?

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Success in the application of laboratory research findings to field settings can be defined in a number of ways. Which of the following would indicate that an application has been successful?

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Which of the following is NOT a way to improve the external validity of research based on a college sample?

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Which of the following statements about the ecological validity of laboratory research findings is TRUE?

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Do you believe it is more important to focus on internal or external validity when designing an experiment? Explain your reasoning.

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Imagine you are conducting an experiment in a natural setting and you randomly assign the people in that setting to experimental and control conditions. Explain why this procedure does not ensure that your results are generalizable.

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This approach to identifying the characteristics of nonvolunteers surveys a small group of non-participants using a method that is more likely to generate a response.

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List three characteristics of researchers that can affect participants' responses. How can you reduce or eliminate these effects?

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Describe two ways in which generalizability can be assessed.

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Imagine a researcher found that the effects of a manipulated independent variable interacted with a characteristic of the participants who completed her study. How might this affect the generalizability of the results?

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