Tag Archives: R

ggplot2 draw bar chart with error bars

Where I tried to generate a nice bar chart, I came across to the following post. It provides all the information I need. Very nice work! http://www.sthda.com/english/wiki/ggplot2-barplots-quick-start-guide-r-software-and-data-visualization R Graphics Cookbook also provides a lot of good examples. Some may be … Continue reading

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Using R to create brick block graphs

R provides powerful graphics functions. We can use it to draw very complicated and beautiful graphs. Here provides a complete solution to draw brick block graph in R. The function name is brickblock that takes a matrix, graph height, a … Continue reading

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Data visualization and outlier detection

Any dataset can potentially have outliers. To get good results through statistical analysis, outliers should be always excluded. There are multiple ways to do that. One way is to create box whisker plot and visually and manually find them. Basic … Continue reading

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