Exploratory data analysis

Exploratory Data Analysis refers to the critical process of performing initial investigations on data so as to discover patterns,to spot anomalies,to test hypothesis and to check assumptions with the help of summary statistics and graphical representations.

“Asking the right questions is what separate Data Scientists that know ‘why’ from folks that only know what (tools and technologies).” - Kayode Ayankoya

To be effective Exploratory Data Analysis should target specific aims in form of questions / hypothesis raised by Data Scientists.

Description of assignment

In this section we will work through crime dataset taken from kaggle. Along the way many questions find their answers with help of visualization tools such as:

  • seaborn

  • matplotlib

  • wordcloud

Assignment 1
In order to check the gained knowledge, please carry on with the quiz related to this lesson.
Quiz 1