Algebra and Graphs
Vectors, Matrices and Transformations
Mean, Mode, Median and Range
How to find Mean, Mode, Median and Range
Mean for Grouped data
Collecting and Displaying data
Tally Charts and Frequency Tables
Scatter Diagrams and Correlation
Introducing Cumulative Frequency
Quartiles and the Inter-Quartile Range
What are Grouped Frequency Tables and how to calculate an Estimate of the Mean
On your IGCSE GCSE Maths exam you are quite likely to be asked to calculate an estimate of the mean when given a grouped frequency table. Calculating an estimate sounds like a paradox. Study the following video during your maths revision and understand exactly what you have to do to calculate an estimate of the mean.
Past Paper Question about how to Calculate an Estimate of the Mean
Study this Past Paper Question during your maths revision about calculating an estimate of the mean. Let me know if you still don't understand how to calculate an estimate of the mean. I will help you with your maths and make some more example questions for you. Good luck and have fun!