Cumulative FrequencyOnline exercises on cumulative frequency for discrete and grouped data with examstyle questions. 
This is level 4; find averages from tables of grouped data.
InstructionsTry your best to answer the questions above. Type your answers into the boxes provided leaving no spaces. As you work through the exercise regularly click the "check" button. If you have any wrong answers, do your best to do corrections but if there is anything you don't understand, please ask your teacher for help. When you have got all of the questions correct you may want to print out this page and paste it into your exercise book. If you keep your work in an ePortfolio you could take a screen shot of your answers and paste that into your Maths file. 




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Level 1  Complete the cumulative frequency column of a table
Level 2  Complete the frequency column of a table given the cumulative frequency
Level 3  Find averages from tables of discrete data
Level 4  Find averages from tables of grouped data
Cumulative Frequency Graph recreate the table of values from the graph.
Exam Style questions are in the style of GCSE or IB/Alevel exam paper questions and worked solutions are available for Transum subscribers.
More on statistics including lesson Starters, visual aids, investigations and selfmarking exercises.
This video is from Maths4Everyone.
Don't wait until you have finished the exercise before you click on the 'Check' button. Click it often as you work through the questions to see if you are answering them correctly.
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