Visualizing data
Visualisation of data shown by:
Static infographics ( print and web)
Standalone charts / charts as stories
Interactive charts
Interactive data visualisation
Scrolling stories / scrollitelling
Interactive tools and dashboards
Animation
Coursework 1 : 80% 500 word feature with an infographic
Coursework 2 : 20 % punctuality and attendance
Introduction to Lynda.com- https://www.lynda.com
Important to know what subject you are going to cover and how you are going to show it
Facts , stats and lies
11/02/18
Visualising data
Don’t just publish raw data
TELL A STORY!
DATA TERMINOLOGY
Datapoint –one piece of data – this apple costs 20p
Dataset –a whole array of data -Cost of all the fruit + veg in the supermarket
Variable –one dimension of the dataset- Cost of apples in the supermarket
Raw data – unprocessed, detailed , has not been manipulated or analysed
Aggregated data – grouped or combined from several measurements
AVERAGE –MEAN –MEDIAN –MODE
AVERAGE -(ARITHMETIC) MEAN -Add all and divide by number of entries
MEDIAN -The middle number or, if even number, the sum of the two middle divided by 2
MODE- Most frequent or common value.
Example
Quiz results of nine students: 91, 84, 56, 90, 70, 65, 90, 92, and 30
FIND THE AVERAGE -(ARITHMETIC) MEAN: Add all and divide by number of entries 74
FIND THE MEDIAN: The middle number or, if even number, the sum of the two middle divided by 2= 84
FIND THE MODE: Most frequent or common value = 90
Salaries in a finance department:
1. £38,000
2. £40,000
3. £40,000
4. £40,000
5. £44,000
6. £50,000
7.£55,000
8. £59,000
9. £68,000
10. £88,000 (Very long serving accountant)
11. £88,000 (Very long serving accountant)
12. £120,000 (CFO)
Different stories
Total: 730,000
• Average(Total/12): £60,833
• Median(Middle: 50k+55K/2): £52,500
• Mode(Most common): £40,000
Per cent v percentage point
20% of adults are smokers
The number of smokers increased by 5%
21% of adults are smokers
The number of smokers increased by 5 percentage points
25% of adults are smokers
“All statistics are a summary of a more complicated truth”
Tim Harford
Check the data
Always make sure that you are aware of context of the data