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- What is statistics
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- Application of statistics
- Understanding probability distribution
- Historical development of statistics
- Understanding measures of variability
- Statistical hypothesis testing
- Differences between descriptive and inferential statistics
The world of technology is dynamic. Leading businesses are adopting various modern techniques to keep afloat with the current market competition. One of these techniques is the use of Statistical software to analyze the substantial huge data that companies are dealing with each day. In this post, we shall discuss various statistical Softwares that are available in the market. Meanwhile, the big question is what statistical software is.
Statistical Softwares are highly specialized computer programs that assist in collection, organization, analysis, and interpretation of statistical data. Conventionally, two primary statistical techniques assist in the analysis of statistical data. They are:
- Descriptive statistics
- Inferential statistics
Descriptive statistics help to organize data from a sample by using indexes while the inferential statistics help to conclude random variant data. Statistics are crucial to an organization when looking for current trends in the marketplace.
Types of Statistical Software
EXCEL
Excel is the most used statistical package that appropriately serves as a tool to easily understand the statistical computations and concepts. Excel helps in computation by checking one's hand-worked calculations when solving statistical problems for your homework. The Excel site provides a platform for an introduction which helps the user to understand the basics of working with Excel. Excel is mainly used in making of graphs and spreadsheets. Excel is easy and quick to use.
SPSS
The first version of SPSS was realized in 1968 after its development by C.Hadlai Hull and Norman H.Nie. SPSS package is most used for statistical analysis in subjects of social sciences. It is commonly used by-
- Market researchers
- Health researchers
- Education researchers
- Survey companies
- Marketing organizations
- Government
Most of the base software statistics are descriptive statistics, Bivariate statistics and nonparametric tests. The descriptive statistics include
- Frequencies
- Explore
- Cross-tabulation
- Descriptive Ratio Statics
The Bivariate statistics include:
- Means
- ANOVA
- T-test
- Correlation
SPSS can also be used to predict numerical outcomes such as linear regression.
SAS
SAS is world-class statistics software that provides a wide array of analytical capabilities. Its analytical capabilities include traditional variance analysis to visualization techniques of statistics. SAS also offers exploratory data analysis and matrix programming language which the user can integrate with R.
R
R offers an environment and language for statistical graphics and computing. It is a GNU project similar to S language developed by Bell Laboratories by John Chambers. R is highly extensible software that provides the user with a variety of statistical and graphical techniques. With the right college statistics help, is easy to use.
STATA
Stata is fully integrated statistical software that provides the user with everything he or she needs for data management, data analysis, and graphics. With Stata, you get everything you need because it's sold as a complete package and not in modules. The perpetual license is available when you do not want to buy ever while the annual license is renewed yearly. The latest version of Stata 12 has many added features which were not available in the previous versions. Such added features include ARFIMA, structural equation modeling, contour plots, contrasts, chained equations, exile files importation and exportation and automatic memory management. Stata is fast, accurate and easy to use.
Other Statistical software packages include Statcrunch, Minitab, and iNzight among others.
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