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Data Analysis and Research
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MCQs on graphical devices and plotting systems, basics of reproducible research, clustering, exploratory graphs and basics of literate statistical programming.
 

Data Analysis and Research
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25 Questions

1. Which of the following is an example of graphics device?
2. How many stages commonly occurs in creation of plot?
3. There are mainly three types of file devices.
4. Which of the following can be used for data analysis model?
5. Which of the following is alternative technique toprincipal component analysis?
6. Which of the following global option has value “hide”?
7. Base graphics are used most commonly for creating 2D graphics.
8. Which of the following clustering requires merging approach?
9. Which of the following gives reviewers an important tool without dramatically increasing the burden?
10. Which of the following tool documentation language is supported by knitr?
11. Which of the following is useful way to put text, code, data, output all in one document?
12. Code chunks begin with “`{r} and end with “`.
13. Which of the following gave rise to need of graphs in data analysis?
14. Which type of graph is shown in the following figure?

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