R for Data Science

Tidy Data with tidyr

tidy dataset allows R’s vectorized nature to shine. Most built-in R functions work with vectors of values. That makes transforming tidy data feel particularly natural.

Data Import with readr

Importing data is an essential step in data modelling. This post discusses about readr package and ways to use functions from it to import data quickly and reproducibly. Writing data to a file is also mentioned.


Tibbles are tweaked data frames but it works better than the old data.frame. The tibble package will be discussed at here.

Exploratory Data Analysis (EDA)

Learn how to use various plots to unearth the hidden pattern of data during Exploratory Data Analysis.

Data Visualization with ggplot2