Differentiate between key features, supporting numbers, minor details, and irrelevant values.
Difference between key feature, supporting number, minor detail, and irrelevant value.
Imagine staring at an IELTS chart with 30 different numbers. You only have 20 minutes and 150 words. If you try to write down every single number, you will run out of time and lose points for Task Achievement.
To score a Band 7.0+, you must act like a filter. You need to know exactly which data points are critical and which ones you should completely ignore.
Chart data ranked by reporting importance.

Notice how only 4-5 data points actually matter. The gray bars are minor details you can ignore.
A visual ladder of what to include and what to avoid.
Overall trends, highest points, lowest points, and major intersections.
Significant differences, secondary highs, and numbers that prove the main trend.
Slight fluctuations or middle values that do not change the overall story.
Do not write every single data point mechanically. It weakens Task Achievement.
Learner matches data points to their priority level.
Terms
Definitions
Choose the best set of features for a given visual.
You are summarizing a line graph showing coffee and tea consumption over 20 years. Which feature set provides the BEST selection of 'Key Features' for your Overview paragraph?
Evaluate feature selection to ensure it is sufficient but not overloaded.
Goal: Practice selecting data before you write. Decide what stays and what gets cut.
Think about peaks, lows, and major shifts.
What data wastes your time?
Consider what happens to your score if you just list data.