Concept of literature review
Going through previous studies and books with the purpose of knowing the research issue in detail and find out appropriate methodology is known as literature review.
According to walliman "A literature review is a summary and analysis of current knowledge about a particular topic or areas of enquiry."
Importance of literature review
- 1. Identifying research topic
- 2. Developing ideas to collect data
- 3. Knowing methods of data analysis
- 4. Know the research design
- 5. Assessing the success of various research design
Purpose and functions of Literature Review
- 1.To know the research conducted in the chosen field
- 2.To identify the gap
- 3.To develop theoretical framework
- 4.To develop research design
- 5.To update on current issues
- 6.To know methods of data analysis
- 7.To know research design
- 8.To assess the success of various research designs
Sources of Literature Review
| No. | Source | Description |
|---|---|---|
| 1 | Books | Books |
| 2 | Research articles | Research articles |
| 3 | Abstracts | summary of article, source of information and data, research methodology and major facts found during the course of research |
| 4 | Reports | published by government and non-government |
| 5 | Dissertations | Dissertations |
| 6 | Directories | Directories |
| 7 | The internet | The internet |
Phases in Literature Review
Searching, obtaining and evaluating the literature
2.6.1 Searching and obtaining literature
2.6.2 Reading and reviewing the literature
- 1.Title of the study
- 2.Author(s)
- 3.Year of publication
- 4.Objectives of the study
- 5.Problem statement / hypotheses
- 6.Research methodology used
- 7.Research findings
- 8.Conclusion
2.6.3 Evaluating the literature
Evaluate the research materials based on the following criteria:
| No. | Criteria |
|---|---|
| 1 | Accuracy |
| 2 | Author |
| 3 | Publisher |
| 4 | Scope |
| 5 | Study |
| 6 | Use of methodology |
| 7 | Illustrations, tables and diagrams |
| 8 | update information |
Literature search through internet
Format of Review Presentation
Researcher prepares notes after completion of literature review
Researcher finds out the gap and conducts research on the same gap considering it as topic.
APA format example,
Guidelines for conducting literature review
- 1.Every issue is to comprehensively raised and summarized focusing on research problem
- 2.Researcher should discard the unnecessary materials.
- 3.Original source is to be used if it is possible.
- 4.Researcher should incorporate objective, methodology and major findings in the literature review
- 5.Researcher should arrange the material on the basis of rationality and they should be organized logically.
- 6.Researcher should analyze the related material only.
- 7.Explanation and definitions of the subject must be made on the basis of review results
Quality of Good Literature Review
- 1.Fact information
- 2.Use of appropriate words
- 3.Reference list
- 4.Evidence
- 5.Evaluation
- 6.Note
Meta Analysis
The term meta analysis refers to an analysis of analysis
A subset of systematic reviews; and a method for systematically combining qualitative and quantitative study data from several selected studies to develop a single conclusion that has a greater statistical power is known as Meta Analysis.
