Unit 4 - Critical Analysis : Charts and Tables

Question 1

Normal things to improve a graph

Answer 1

• include labelled axis’
• add grid lines
• add a scale (if no grid is used)
• alter scale to make it easier to interpret
• add key for unknown acronyms
• depict numbers on points (if no grid)

Question 2

Relative percentage change

Answer 2

Change vs past stats (if something increases from 1 in 7000 to 2 in 7000 it has doubled - 100% relative increase)

Question 3

Absolute percentage change

Answer 3

Actual change (if something increases from 1 in 7000 to 2 in 7000 it has doubled - 0.014% absolute increase)