GCSE Maths
GCSE Maths Estimating the Median from Grouped Data Exam Questions
Free GCSE Maths exam questions on Estimating the Median from Grouped Data, with full model answers. Covers estimating the median from grouped frequency tables.
Estimating the Median from Grouped Data exam questions
1 question pack of real past exam questions with its mark scheme. Answer every question without notes, then mark your answers line by line against the mark scheme.
About GCSE Maths Estimating the Median from Grouped Data
Estimating the Median from Grouped Data is a Grade 6+ GCSE Maths topic, so it mostly comes up on Higher tier papers. These questions suit WJEC GCSE. Work through the pack without notes, then mark every answer against the model answers and redo any you got wrong a few days later.
What you need to know
- Position Find (n + 1)/2 or n/2.
- Class Find which class contains the median.
- Interpolation Estimate within the class.
Common mistakes in Estimating the Median from Grouped Data
- Choosing the class with the highest frequency.
- Not interpolating when required.
Try two Estimating the Median from Grouped Data exam-style questions
1. Which class contains the median? (1 mark)
Show the mark scheme answer
The class with the middle position
2. Why is it only an estimate? (1 mark)
Show the mark scheme answer
Exact values are unknown
Estimating the Median from Grouped Data FAQs
Which exam boards include Estimating the Median from Grouped Data?
These questions suit WJEC GCSE.
What grade is Estimating the Median from Grouped Data in GCSE Maths?
It is a Grade 6+ topic, so it mostly appears on Higher tier papers.
How should I use these Estimating the Median from Grouped Data questions?
Answer every question without notes, then check each answer against the model answers and redo the ones you got wrong.
