Asked by Emily Feasel on Apr 28, 2024
Verified
Which of the following is likely to improve the external validity of a research study?
A) Being sure that all participants have the same ethnic background
B) Including groups from various cultures
C) Using only first year students and sophomores as participants
D) Employing only one type of experimenter
External Validity
The extent to which the results of a study can be generalized or applied to other situations, populations, or settings outside of the experimental environment.
Ethnic Background
A category of social identity that relates to an individual's ancestry and cultural traditions.
Various Cultures
The diverse set of beliefs, customs, practices, and social behaviors of different groups or societies.
- Grasp the meaning of external validity and discern its pivotal significance in research investigations.
- Acknowledge the variables that support or obstruct the broad applicability of research findings in different communities and situations.
Verified Answer
VP
Varun Pratap SinghMay 01, 2024
Final Answer :
B
Explanation :
Including groups from various cultures is likely to improve the external validity of a research study as it increases the generalizability of the findings to different populations. Option A restricts the sample and does not enhance the generalizability. Option C limits the sample to a particular age group, reducing the scope of the study, and option D may introduce experimenter bias.
Learning Objectives
- Grasp the meaning of external validity and discern its pivotal significance in research investigations.
- Acknowledge the variables that support or obstruct the broad applicability of research findings in different communities and situations.