It helps researchers organize and analyze complex non-numerical or unstructured data, both text and multimedia. NVivo is a qualitative data analysis package. It is easy to use for basic data analysis, and is much more convenient for data entry and shape manipulating. The program language keeps a simple structure, so is easy to learn, allowing users to focus on the statistical modeling.Įxcel is good is for the simplest descriptive statistics, or for more than a very few columns. Stata is a command-based statistical package that offers a lot flexibility for data analysis.
The graphical user interface makes statistics analysis easier, including most complex models. SPSS performs statistical analysis on quantitative data. It is especially strong in analysis of variance (ANOVA), the general linear model, and their extensions. SAS is a powerful statistical-analysis and data-management system for complex data sets.
At the same time, users can easily add their own programs (once they are familiar with statistics and programming). R is free to download and use, and all the codes are open.
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