GCSE Higher
Topics: Graphs
Title: Cumulative Frequency, Box Plots & Histograms
Learning Targets
Beginning
To be able to explain how to draw a cumulative frequency diagram and use it to demonstrate finding the median and quartiles.
What is the most common mistake when reading the median from a cumulative frequency diagram?
Developing
Developing
To be able to demonstrate drawing and interpret box plots.
What does each line mean?
Mastering
To be able to demonstrate a method for drawing histograms from frequency tables.
In how many ways is a histogram different to a bar chart?
To be able to calculate the median, quartiles and interquartile range from a histogram.
What does drawing a histogram show us?
Resources
Starter
Starter
CIMT Interactive: Cumulative Frequency
Developing
CIMT Interactive: Box and Whisker Plots
Mastering
Read the introduction on the MEP sheet below and then start working through the questions (skip as appropriate). Once you are happy with how to use Histograms have a look at the exam questions below.
Introduce the idea of drawing histograms
Now introduce the idea of using a histogram to work backward to complete the table.
Mastering
Extra Help
First five pages of the workbook
Further & Additional
Learning Targets
To review the algebra topics covered in GCSE maths.
Which topics do you need to revise?
Resources
Work through chapter 1 of the Addition Maths book.
Homework
Summary of the topics covered today
