ISSS608 2017-18 T3 Assign Vaishnavi Praveen Agarwal DataPrep

  VAST Challenge: Mini Challenge 2

The Challenge

Data Preparation

Visualizations

Insights and Conclusion

Feedback and Comments

All Assignments

Data Description

File Name	Variables
Boonsong Lekagul waterways readings (.csv file)	The given data file has reading of 106 chemicals at 10 different locations from 1998 - 2016. i. id (numeric , unique) ii. value (numeric) iii. location (string) iv. sample date (string) v. measure (string)
chemical units of measure (.csv file)	The given data file has the unit of each measure (106 measures) in which the readings were taken. i. measure (string, unique) ii. unit (string)
Waterways Final (.jpg file)	The Waterways Final is a map image that shows the location of dumping site and the waterways.

Data Preparation

1. Grouping Measure

There are a total of 106 measures given in the data file, and it is difficult to view all the measures at a glace. In order to make the visualization simple I have grouped the measure based on their Chemical Composition and Behavior.

- A new column was added in the file chemical units of measure.csv