fredag 10 oktober 2014

PRE Theme 6: Qualitative and case study research

Qualitative study

I chose to read Perceived connections between information and communication technology use and mental symptoms among young adults - a qualitative study. It's about people who got mentally ill by to much use of information and communication technologies but the casual mechanism is unclear. This study is a to find some possible explanations.


1. Which qualitative method or methods are used in the paper? Which are the benefits and limitations of using these methods?

They using semi-structured questions with open-ended questions about possible connections between the use of computers and mobile phones, and stress, depression, and sleep disturbances. 16 men and 16 woman was followed during one year. The interview data was analyzed with qualitative content analysis and is explained in a model.


2. What did you learn about qualitative methods from reading the paper?

That qualitative studies is good to get explanation of things due to that you research on an individual level really and ask questions specific to every person and evaluate their perception. You can dig deeper in topics that you find that can provide to your theory. But there is a need to design the questions really good so you the questions doesn't steer and coloring the answer.

3. Which are the main methodological problems of the study? How could the use of the qualitative method or methods have been improved?

It is mentioned that this study only provide some factors for mental illness in connected with ICT and can explain the chosen group. The study needs to develop in a state-of-the-art study. It's also possible that the mental state of the subjects affected the participants perceipton Also there is a 50/50 split between males and females in this studio, though in reality the users of mobil phones are higher for women.

It's also mentioned that the participants answer in more generally terms than of personal experience which lead to the fact that some results can be based more on ideas and speculations.


Case study

1. Briefly explain to a first year university student what a case study is. 

A case study is a study to get really deep context about a phenomena in a certain field. Often are only one or a few cases studied and can include both quantitative and qualitative to investigate the given or chosen case. Case studies often provide description, test theory, or generate theory.


2. Use the "Process of Building Theory from Case Study Research" (Eisenhardt, summarized in Table 1) to analyze the strengths and weaknesses of your selected paper.

For this part of the theme i red Social media competitive analysis and text mining: A case study in the pizza industry. Many industries and companies uses social media like facebook and twitter etc for customer relations and provide services. This is a case study to analyze how three pizza companies uses social media.

Strengths:
They defined questions in the beginning. It provides better grounding of construct measures and focuses efforts.
Also uses a specific target group, not randomly. It sharpens external validity according to Eisenhardt.
Multiple data collecting methods, both quantitative methods and text mining. Also multiple investigators. It provides different perspectives.
A lot of enfolding literature; in almost every section they begin with discussions of other theories about the content.

Weaknesses: 
Doesn't search for so many "why" behind relationships, more focus on how it is and what they think they should do.

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