IS428 AY2019-20T1 Assign Sean Chai Shong Hee Q2

Mini Case Challenge 2: Visualising Radiation Measurements in St. Himark

Problem And Motivation

Data Preparation

Interactive Visualisation

Interesting Anomalies & Observations

QUESTION 1

QUESTION 2

QUESTION 3

QUESTION 4

QUESTION 5

This section will answer questions for Mini Case 2

Question 2

Calculated field: Average value of radiation by neighbourhood per day

A calculated field was created during the data preparation phase:

Calculated Field Name	Formula	Explanation
Average radiation value by neighbourhood per day	{FIXED [Nbrhood], date([Timestamp]): avg([Value])}	Returns the average radiation levels of each neighbourhood for each day