Grouped Frequency Tables
Examples, videos and solutions to help GCSE Maths students learn how to find the mean and median from a grouped frequency table.
How to calculate the mean for grouped data in a frequency table?
Step 1: Calculate the midpoints
Step 2: Multiply midpoints with frequency
Step 3: Calculate the mean of the answers in step 2
The following diagram shows how to find the mean for grouped data in a frequency table. Scroll down the page for more examples and solutions.
GCSE Module
Finding the mean from grouped frequency tables
Determining the Mean for Grouped Data
Example:
- A sample of car owners was asked how old they were when they got their first car. The results were then reported in a frequency distribution. Calculate the mean.
- A survey of athletes asked how many hours they train per week. The results were then reported in a frequency distribution. Calculate the mean.
GCSE Unit 1 Mean from a Grouped Data Table
GCSE Module
Finding the median from grouped frequency tables
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