Question

In: Statistics and Probability

Choose one of the tools listed here that was not utilized in the course (SAS, R,...

Choose one of the tools listed here that was not utilized in the course (SAS, R, or JMP,). Provide a brief description of this tool including its strengths and weaknesses. Describe a scenario where you would make use of this tool and explain why this tool would be preferred in that case.

Solutions

Expert Solution

I will write here abylut the statistical software R.

The main advantages of R-software are:

1) First and foremost, it is very much user friendly. The codes written here are easily understood, for example, seq() for creating a sequence, length() for calculating the length of a vector.

2) There are many packages available for R, each package contains multiple functions which again have thousands of options to customize. Also, R is an open source software. So, most of the times we are free from glitches. We also get time to time updates for new and existing packages.

3) Unlike SAS, R has collaboration with LaTeX also, which helps us to develop different reports. R also has graphical advantage. It has a whole package called ggplot2 which includes each and every aspect of graph designing.

Coming for the disadvantages:

1) The main issue for R is the computation time, which is sometimes huge. For example, if you have data over a certain limits, then R may stop working, or even if it works, it takes huge time to finish it off.

Other than the computation issue, R is good enough to carry out different analysis. For the computational problem, R is lagging behind the other softwares.

Use:

We may have to use R in many situation. Suppose, we have some data and we want to analyze them, develop graphs and put them in a report. While MS PowerPoint can do this job, but the pictures quality is very bad. In this scenario, R can generate much superior graphs with the help of ggplot2.

In my opinion, R can be used anywhere whenever our capacity is not being limited by the computation issue of R.


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