Meta analysis can be defined as a statistical method that is used to identify a new pattern of studies. In other words, Meta analysis can be said as a review technique that provides a quantitative outcome of the research work. Meta analysis is used to identify the pattern of study result, disagreement sources in the result and relationships that come into focus through analysis. Some of the primary aspects of Meta analysis include: generalization that brings a much larger population to be examined for more reliability in results, proper quantification of inconsistency all over studies, analysis of persistence in the derived results, application of testing speculation etc. For much more information on Meta analysis, one can go to websites that provide dissertation services. Prodissertations.com is one such firm that helps the students through different stages of dissertation writing. Meta analysis is used in a number of fields like – medicine, science, biology, physics, mathematics, etc. to know about a variety of studies. If we have a look at Meta analysis in medical research we will find that, it is used to find out solutions to a number of diseases. The study of Meta analysis is very precise and gives accurate results. In other words, it is contrast to the traditional method of literature review. The method of Meta analysis can detect even minute differences between the two variables. By using Meta analysis, the information gathered is generalized in such a way that readers can understand them easily. Hence, Meta analysis plays a crucial role in making the dissertation a success. Without Meta analysis, it becomes difficult for researchers to analyze the data and interpret the results. Compared to other methods, Meta analysis helps the researcher in making the dissertation...