Tag archive for: aggregate data

How to use the aggregate function in R to perform computation on measures that are categorized by some variables in a data frame

In today’s fast-paced world, there are tremendous amount of data being recorded periodically. These data may come from sensors which record some measurement along with some categorization such as time and sensor type.

To make sense of such data, most data analysts use the R programming language as a tool. Apart from being free, there are many nice features of R which can help make my data analysis work easier.

This post records the use of the aggregate function in R which I often use to create meaning out of the humongous data which I lay my hands on.