Publications by Rsquared Academy Blog - Explore Discover Learn
Introducing standby
We are excited to announce the standby package. It allows you to easily create alerts, notifications, tooltips and loading screens in Shiny. The package was developed as part of our internal tools for developing shiny apps and we are glad to share it with the rest of the community. Installation # Install release version from CRAN install.packages(...
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Introducing yahoofinancer
We are excited to announce the yahoofinancer package. The yahoofinancer R package allows the retrieval of nearly all data visible via the Yahoo Finance front-end and aims to reduce the pre-processing steps needed in analyzing such data. yahoofinancer is inspired by and a port of the Python package yahooquery. yahoofinancer is not affiliated, endo...
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ggplot2: Line Graphs
Introduction This is the 8th post in the series Elegant Data Visualization with ggplot2. In the previous post, we learnt to build scatter plots. In this post, we will learn to: build simple line chart grouped line chart map aesthetics to variables modify line color type size Libraries, Code & Data We will use the following libraries in this ...
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ggplot2: Bar Plots
Introduction This is the ninth post in the series Elegant Data Visualization with ggplot2. In the previous post, we learnt to build line charts. In this post, we will learn to: build simple bar plot stacked bar plot grouped bar plot proportional bar plot map aesthetics to variables specify values for bar color bar line color bar line type bar...
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ggplot2: Box Plots
Introduction This is the 9th post in the series Elegant Data Visualization with ggplot2. In the previous post, we learnt how to build bar charts. In this post, we will learn to: build box plots modify box color fill alpha line size line type modify outlier color shape size alpha The box plot is a standardized way of displaying the distributi...
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Introducing olsrr
I am pleased to announce the olsrr package, a set of tools for improved output from linear regression models, designed keeping in mind beginner/intermediate R users. The package includes: comprehensive regression output variable selection procedures heteroskedasticiy, collinearity diagnostics and measures of influence various plots and underlyin...
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RFM Analysis in R
We are pleased to announce the rfm package, a set of tools for recency, frequency and monetary value analysis, designed keeping in mind beginner/intermediate R users. It can handle: transaction level data customer level data Installation # Install release version from CRAN install.packages("rfm") # Install development version from GitHub # ins...
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Descriptive/Summary Statistics with descriptr
We are pleased to introduce the descriptr package, a set of tools for generating descriptive/summary statistics. Installation # Install release version from CRAN install.packages("descriptr") # Install development version from GitHub # install.packages("devtools") devtools::install_github("rsquaredacademy/descriptr") Shiny App descriptr includ...
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Logistic regression in R using blorr package
We are pleased to introduce the blorr package, a set of tools for building and validating binary logistic regression models in R, designed keeping in mind beginner/intermediate R users. The package includes: comprehensive regression output variable selection procedures bivariate analysis, model fit statistics and model validation tools various p...
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Getting Help in R
Introduction In this post, we will learn about the different methods of getting help in R. Often, we get stuck while doing some analysis as either we do not know the correct function to use or its syntax. It is important for anyone who is new to R to know the right place to look for help. There are two ways to look for help in R: built in help s...
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