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Scientific Inquiry in Social Work: 7.1 Types of research

Scientific Inquiry in Social Work
7.1 Types of research
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table of contents
  1. Cover
  2. Title Page
  3. Copyright
  4. Table Of Contents
  5. Student and Instructor Resources
  6. Copyright Information
  7. Acknowledgements and Contributors
  8. Version Information
  9. 1. Introduction to research
    1. 1.0 Chapter introduction
    2. 1.1 How do social workers know what to do?
    3. 1.2 Science and social work
    4. 1.3 Why should we care?
    5. 1.4 Understanding research
  10. 2. Beginning a research project
    1. 2.0 Chapter introduction
    2. 2.1 Getting started
    3. 2.2 Sources of information
    4. 2.3 Finding literature
  11. 3. Reading and evaluating literature
    1. 3.0 Chapter introduction
    2. 3.1 Reading an empirical journal article
    3. 3.2 Evaluating sources
    4. 3.3 Refining your question
  12. 4. Conducting a literature review
    1. 4.0 Chapter introduction
    2. 4.1 What is a literature review?
    3. 4.2 Synthesizing literature
    4. 4.3 Writing the literature review
  13. 5. Ethics in social work research
    1. 5.0 Chapter introduction
    2. 5.1 Research on humans
    3. 5.2 Specific ethical issues to consider
    4. 5.3 Ethics at micro, meso, and macro levels
    5. 5.4 The practice of science versus the uses of science
  14. 6. Linking methods with theory
    1. 6.0 Chapter introduction
    2. 6.1 Micro, meso, and macro approaches
    3. 6.2 Paradigms, theories, and how they shape a researcher’s approach
    4. 6.3 Inductive and deductive reasoning
  15. 7. Design and causality
    1. 7.0 Chapter introduction
    2. 7.1 Types of research
    3. 7.2 Causal relationships
    4. 7.3 Unit of analysis and unit of observation
    5. 7.4 Mixed Methods
  16. 8. Creating and refining a research question
    1. 8.0 Chapter introduction
    2. 8.1 Empirical versus ethical questions
    3. 8.2 Writing a good research question
    4. 8.3 Quantitative research questions
    5. 8.4 Qualitative research questions
    6. 8.5 Feasibility and importance
    7. 8.6 Matching question and design
  17. 9. Defining and measuring concepts
    1. 9.0 Chapter introduction
    2. 9.1 Measurement
    3. 9.2 Conceptualization
    4. 9.3 Operationalization
    5. 9.4 Measurement quality
    6. 9.5 Complexities in quantitative measurement
  18. 10. Sampling
    1. 10.0 Chapter introduction
    2. 10.1 Basic concepts of sampling
    3. 10.2 Sampling in qualitative research
    4. 10.3 Sampling in quantitative research
    5. 10.4 A word of caution: Questions to ask about samples
  19. 11. Survey research
    1. 11.0 Chapter introduction
    2. 11.1 Survey research: What is it and when should it be used?
    3. 11.2 Strengths and weaknesses of survey research
    4. 11.3 Types of surveys
    5. 11.4 Designing effective questions and questionnaires
  20. 12. Experimental design
    1. 12.0 Chapter introduction
    2. 12.1 Experimental design: What is it and when should it be used?
    3. 12.2 Pre-experimental and quasi-experimental design
    4. 12.3 The logic of experimental design
    5. 12.4 Analyzing quantitative data
  21. 13. Interviews and focus groups
    1. 13.0 Chapter introduction
    2. 13.1 Interview research: What is it and when should it be used?
    3. 13.2 Qualitative interview techniques
    4. 13.3 Issues to consider for all interview types
    5. 13.4 Focus groups
    6. 13.5 Analyzing qualitative data
  22. 14. Unobtrusive research
    1. 14.0 Chapter introduction
    2. 14.1 Unobtrusive research: What is it and when should it be used?
    3. 14.2 Strengths and weaknesses of unobtrusive research
    4. 14.3 Unobtrusive data collected by you
    5. 14.4 Secondary data analysis
    6. 14.5 Reliability in unobtrusive research
  23. 15. Real-world research
    1. 15.0 Chapter introduction
    2. 15.1 Evaluation research
    3. 15.2 Single-subjects design
    4. 15.3 Action research
  24. 16. Reporting research
    1. 16.0 Chapter introduction
    2. 16.1 What to share and why we share
    3. 16.2 Disseminating your findings
    4. 16.3 The uniqueness of the social work perspective on science
  25. Glossary
  26. Practice behavior index
  27. Attributions index

7.1 Types of research

Learning Objectives

  • Differentiate among exploratory, descriptive, and explanatory research studies

A recent news story about college students’ addictions to electronic gadgets (Lisk, 2011) [1] describes findings from some current research by Professor Susan Moeller and colleagues from the University of Maryland (http://withoutmedia.wordpress.com). The story raises a number of interesting questions. Just what sorts of gadgets are students addicted to? How do these addictions work? Why do they exist, and who is most likely to experience them?

Social science research is great for answering just these sorts of questions. But in order to answer our questions well, we must take care in designing our research projects. In this chapter, we’ll consider what aspects of a research project should be considered at the beginning, including specifying the goals of the research, the components that are common across most research projects, and a few other considerations.

the word "design" in black letters with some sharpened pencils underneath

One of the first things to think about when designing a research project is what you hope to accomplish, in very general terms, by conducting the research. What do you hope to be able to say about your topic? Do you hope to gain a deep understanding of whatever phenomenon it is that you’re studying, or would you rather have a broad, but perhaps less deep, understanding? Do you want your research to be used by policymakers or others to shape social life, or is this project more about exploring your curiosities? Your answers to each of these questions will shape your research design.

Exploration, description, and explanation

You’ll need to decide in the beginning phases whether your research will be exploratory, descriptive, or explanatory. Each has a different purpose, so how you design your research project will be determined in part by this decision.

Researchers conducting exploratory research are typically at the early stages of examining their topics. These sorts of projects are usually conducted when a researcher wants to test the feasibility of conducting a more extensive study and to figure out the “lay of the land” with respect to the particular topic. Perhaps very little prior research has been conducted on this subject. If this is the case, a researcher may wish to do some exploratory work to learn what method to use in collecting data, how best to approach research subjects, or even what sorts of questions are reasonable to ask. A researcher wanting to simply satisfy her own curiosity about a topic could also conduct exploratory research. In the case of the study of college students’ addictions to their electronic gadgets, a researcher conducting exploratory research on this topic may simply wish to learn more about students’ use of these gadgets. Because these addictions seem to be a relatively new phenomenon, an exploratory study of the topic might make sense as an initial first step toward understanding it.

It is important to note that exploratory designs do not make sense for topic areas with a lot of existing research. For example, the question “What are common interventions for parents who neglect their children?” would not make much sense as a research question. One could simply look at journal articles and textbooks to see what interventions are commonly used with this population. Exploratory questions are best suited to topics that have not been studied. Students may sometimes say there is not much literature on their chosen topic, when there is in fact a large body of literature on that topic. However, that said, there are a few students each semester who pick a topic for which there is little existing research. Perhaps, if you were looking at child neglect interventions for parents who identify as transgender or parents who are refugees from the Syrian civil war, less would be known about child neglect for those specific populations. In that case, an exploratory design would make sense as there is less literature to guide your study.

Another purpose of research is to describe or define a particular phenomenon, termed descriptive research. For example, a social work researcher may want to understand what it means to be a first-generation college student or a resident in a psychiatric group home. In this case, descriptive research would be an appropriate strategy. A descriptive study of college students’ addictions to their electronic gadgets, for example, might aim to describe patterns in how many hours students use gadgets or which sorts of gadgets students tend to use most regularly.

Researchers at the Princeton Review conduct descriptive research each year when they set out to provide students and their parents with information about colleges and universities around the United States. They describe the social life at a school, the cost of admission, and student-to-faculty ratios (to name just a few of the categories reported). Although students and parents may be able to obtain much of this information on their own, having access to the data gathered by a team of researchers is much more convenient and less time consuming.

three people writing on a clear board with post-it notes, planning something

Social workers often rely on descriptive research to tell them about their service area. Keeping track of the number of children receiving foster care services, their demographic makeup (e.g., race, gender), and length of time in care are excellent examples of descriptive research. On a more macro-level, the Centers for Disease Control provides a remarkable amount of descriptive research on mental and physical health conditions. In fact, descriptive research has many useful applications, and you probably rely on findings from descriptive research without even being aware that that is what you are doing.

Finally, social work researchers often aim to explain why particular phenomena work in the way that they do. Research that answers “why” questions is referred to as explanatory research. In this case, the researcher is trying to identify the causes and effects of whatever phenomenon she is studying. An explanatory study of college students’ addictions to their electronic gadgets might aim to understand why students become addicted. Does it have anything to do with their family histories? With their other extracurricular hobbies and activities? With whom they spend their time? An explanatory study could answer these kinds of questions.

There are numerous examples of explanatory social scientific investigations. For example, in a recent study, Dominique Simons and Sandy Wurtele (2010) [2] sought to discover whether receiving corporal punishment from parents led children to turn to violence in solving their interpersonal conflicts with other children. In their study of 102 families with children between the ages of 3 and 7, the researchers found that experiencing frequent spanking did, in fact, result in children being more likely to accept aggressive problem-solving techniques. Another example of explanatory research can be seen in Robert Faris and Diane Felmlee’s (2011) [3] research study on the connections between popularity and bullying. From their study of 8th, 9th, and 10th graders in 19 North Carolina schools, they found that aggression increased as adolescents’ popularity increased. [4]

The choice between descriptive, exploratory, and explanatory research should be made with your research question in mind. What does your question ask? Are you trying to learn the basics about a new area, establish a clear “why” relationship, or define or describe an activity or concept? In the next section, we will explore how each type of research is associated with different methods, paradigms, and forms of logic.

Key Takeaways

  • Exploratory research is usually conducted when a researcher has just begun an investigation and wishes to understand the topic generally.
  • Descriptive research is research that aims to describe or define the topic at hand.
  • Explanatory research is research that aims to explain why particular phenomena work in the way that they do.

Glossary

  • Descriptive research- research that describes or define a particular phenomenon
  • Explanatory research- explains why particular phenomena work in the way that they do, answers “why” questions
  • Exploratory research- conducted during the early stages of a project, usually when a researcher wants to test the feasibility of conducting a more extensive study

Image attributions

Pencil by kaboompics CC-0

Two men and one woman in a photo by Rawpixel.com CC-0


  1. Lisk, J. (2011). Addiction to our electronic gadgets. Retrieved from:  https://www.youtube.com/watch?v=9lVHZZG5qvw↵
  2. Simons, D. A., & Wurtele, S. K. (2010). Relationships between parents’ use of corporal punishment and their children’s endorsement of spanking and hitting other children. Child Abuse & Neglect, 34, 639–646. ↵
  3. Faris, R., & Felmlee, D. (2011). Status struggles: Network centrality and gender segregation in same- and cross-gender aggression. American Sociological Review, 76, 48–73. The study has also been covered by several media outlets: Pappas, S. (2011). Popularity increases aggression in kids, study finds. Retrieved from: http://www.livescience.com/11737-popularity-increases-aggression-kids-study-finds.html↵
  4. This pattern was found until adolescents reached the top 2% in the popularity ranks. After that, aggression declines. ↵

Annotate

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7.2 Causal relationships
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Copyright © 2018 by Matthew DeCarlo. Scientific Inquiry in Social Work by Matthew DeCarlo is licensed under a Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International License, except where otherwise noted.
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