Different types of case study designs

These are: Want to learn more? Intrinsic An intrinsic case study is the study of a case wherein the subject itself is the primary interest.

types of case study ppt

For example, let's say a certain automobile has a series of crashes that are caused by faulty brakes. Siberia is a cold and barren place in northern Russia, and it is considered the most difficult place to live in the world. Multiple-Case Studies or Collective Studies Multiple case or collective studies use information from different studies to formulate the case for a new study.

Critical instance case studies. Types and Forms of Case Studies There are three primary types of case studies: key cases, outlier cases, and local knowledge cases.

Case study methodology sample

What kind of case study is explanatory? Types of Subjects of Case Studies There are generally five different types of case studies, and the subjects that they address. An example of this type of case study would be the uncontacted tribes of Indians in the Peruvian and Brazilian rainforest. They typically utilize one or two instances of an event to show what a situation is like. When setting up your research, you will want to follow case study protocol. Finally, a researcher may decide to conduct a local knowledge case study when they already have amassed a usable amount of information about a given topic, person, organization, or event, and so is well-poised to conduct a study of it. Every case study, whether explanatory or exploratory, or intrinsic or instrumental, fits into one of these five groups.

Such as: 1. Developing the Case Study Once you have your topic, it is time to start planning and developing the study.

types of case studies in qualitative research

They asked the question…"If a child is never introduced to language during the crucial first years of life, can they acquire language skills when they are older? Eisenhardt 's methodological work.

Illustrative case study

When conducting interviews, the answers are obviously important. In addition, researchers were able to interview the few people who did have contact with Genie and would be able to gather whatever background information was available. Critical instance case studies. In this section you will learn how to plan and organize a research case study. The same can be said about airbags and collapsible steering columns. Or perhaps, that veterans who served with large platoons were more likely to suffer from PTSD than veterans who served in smaller platoons. These types of case study include the following: Illustrative case studies. Often, when researchers use the case study method, they focus on a case that is exceptional in some way because it is possible to learn a lot about social relationships and social forces when studying those things that deviate from norms. Case studies in business[ edit ] At Harvard Law School In , Christopher Langdell departed from the traditional lecture-and-notes approach to teaching contract law and began using cases pled before courts as the basis for class discussions. Consider the approaches for these questions, and the different perspectives you could take.

These tribes have never had any modern contact. Does the length of the tour effect the severity of PTSD?

Types of case study in psychology

In a case where the market of any organization is in jepoardy, the agency will seek answers and solutions. The researcher must understand going into the case study that the information gained from the interviews might not be valuable. Other car companies could then use this case study to better understand what makes brakes fail. How do they cook, how do they make clothing, how do they make tools and weapons. Since it would be impossible to conduct this type of research with a healthy child, the information garnered from Genie's case is invaluable. What question do you want to answer with the study? Additional relevant documentation, such as financial statements, time-lines, and short biographies, often referred to in the case study as exhibits, and multimedia supplements such as video-recordings of interviews with the case subject often accompany the case studies. The researcher then must formulate interview questions that will result in detailed and in-depth answers that will help meet the research goals. Again, "Genie" was a year-old girl who was discovered by social services in Los Angeles in

Ideally, when conducing in-person interviews, more than one researcher should be present. In doing so, a researcher is often able, through their study, to test the validity of the social theory, or to create new theories using the grounded theory method.

Instrumental case study

The process by which permission is granted before beginning medical or psychological research Pseudonym A fictitious name used to hide ones identity It is important the researcher is clear regarding the expectations of the study participation. The case study's goal is to prove that further investigation is necessary. The method has been used in sociology, psychology, and anthropology since the early 20th century. They also wanted to learn about her language skills. Or are you trying to reach other professionals in your field? These serve to aggregate information from several sites collected at different times. In clarifying lines of history and causation it is more useful to select subjects that offer an interesting, unusual or particularly revealing set of circumstances. This is one of the reasons in-person interviews are preferable over phone interviews, or Internet or mail surveys. Studies were done focusing on their physical health, mental health and emotional health. These sources could include interviews, Internet research, and fieldwork or report collection. They are useful for clarifying the research process, which can help a researcher make the best use of time and resources in the larger study that will follow it. Other organizational methods can be utilized, such as Microsoft Excel, but a physical notebook should always be kept as well. Explanatory The explanatory case study focuses on an explanation for a question or a phenomenon.
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Types of Case Studies