Resources tagged with: Measures of spread

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There are 7 NRICH Mathematical resources connected to Measures of spread, you may find related items under Handling, Processing and Representing Data.

Broad Topics > Handling, Processing and Representing Data > Measures of spread

How Would You Score It?

Age 11 to 14 Challenge Level:

Invent a scoring system for a 'guess the weight' competition.

Half a Minute

Age 11 to 14 Challenge Level:

Anna, Ben and Charlie have been estimating 30 seconds. Who is the best?

About Average

Age 11 to 14 Challenge Level:

Can you find sets of numbers which satisfy each of our mean, median, mode and range conditions?

May the Best Person Win

Age 5 to 16

How can people be divided into groups fairly for events in the Paralympics, for school sports days, or for subject sets?

David and Goliath

Age 14 to 18 Challenge Level:

Does weight confer an advantage to shot putters?

Maximum Scattering

Age 16 to 18 Challenge Level:

Your data is a set of positive numbers. What is the maximum value that the standard deviation can take?


Age 16 to 18 Challenge Level:

Given the mean and standard deviation of a set of marks, what is the greatest number of candidates who could have scored 100%?