Correlation analysis is one of the most popular techniques for data exploration. This set of exercises is intended to help you to extend, speed up, and validate your correlation analysis. It allows to practice in: – calculating linear and nonlinear correlation coefficients, – testing those coefficients for statistical significance, – creating correlation matrices to study […]

# descriptive analytics

## Descriptive Analytics-Part 5: Data Visualisation (Categorical variables)

Descriptive Analytics is the examination of data or content, usually manually performed, to answer the question “What happened?”. In order to be able to solve this set of exercises you should have solved the part 0, part 1, part 2,part 3, and part 4 of this series but also you should run this script which […]

## Descriptive Analytics-Part 3 : Outlier treatment

Descriptive Analytics is the examination of data or content, usually manually performed, to answer the question “What happened?”. In order to be able to solve this set of exercises you should have solved the part 0 and’part 1 , and part 2 of this series but also you should run this script which contain some […]

## Descriptive Analytics-Part 2 : Data Imputation

Descriptive Analytics is the examination of data or content, usually manually performed, to answer the question “What happened?”. In order to be able to solve this set of exercises you should have solved the part 0 and’part 1 of this series, in case you haven’t you can find the solutions to run them in your […]

## Descriptive Analytics-Part 1: Data Formatting Exercises

Descriptive Analytics is the examination of data or content, usually manually performed, to answer the question “What happened?”. In order to be able to solve this set of exercises you should have solved the ‘part 0’ of this series, in case you haven’t you can find the solutions to run them in your machine here. […]

## Descriptive Analytics – Part 0 : data exploration

Descriptive Analytics is the examination of data or content, usually manually performed, to answer the question “What happened?”. This is the first set of exercise of a series of exercises that aims to provide a descriptive analytics solution to the ‘2008’ data set from here. Download it and save it as a csv file. This […]