Page 154 - Touhpad Ai

4
UNIT

DATA VISUALIZATION

LEARNING OUTCOMES
Introduction to Data Visualization
Data Visualization using Excel and Python
Types of Graphs
Data Cleaning Process
Cleaning Data in Excel
Dimensionality of Data
Multi-dimension Data Representation and Visualization

Introduction to Data Visualization
Imagine trying to study rainfall patterns across India using only numbers in like Ladakh – 17.3 mm, Maharashtra – 306
mm, or Kerala – 207.5 mm. It would take hours to figure out which regions have heavy rainfall and which face shortages.
Rainfall in India (in MM) Rainfall in India (in MM)
State Normal Actual Departure State Normal Actual Departure

Ladakh 5.6 17.3 209% Meghalaya 487.2 272.5 -44%
Jammu and Kashmir 95.7 128.4 34% Tripura 255.2 263.5 3%
Himachal Pradesh 120.6 205.7 71% Mizoram 361.9 284.5 -8%
Punjab 77.5 150.4 94% Manipur 204 184.3 -8%
Haryana 77.2 129.5 68% Nagaland 207 226.4 9%
Delhi 105 129.5 23% Chhattisgarh 211 267 27%
Rajasthan 63.5 116.3 83% Odisha 235.7 283.1 20%
Uttarakhand 182.4 255.2 40% Gujrat 117.1 221.9 90%

Uttar Pradesh 153.4 122.1 -20% Maharashtra 180.6 306 70%
Bihar 216.5 135 -38% Telangana 158.8 263.2 66%
Madhya Pradesh 166 205.1 23% Goa 318 232 -27%
Jharkhand 224 168 -16% Karnataka 161.6 166.4 3%
West Bengal 296 259.2 -19% Andhra Pradesh 152.1 159.1 5%
Sikkim 341.2 347.5 2% Kerala 271.3 207.5 -24%
Arunachal Pradesh 348 145.2 -58% Tamil Nadu 118.7 111.3 -6%
Assam 280 185.3 -34%

152 Touchpad Artificial Intelligence - XI