Frequency tables and bar charts

There are 17 NRICH Mathematical resources connected to Frequency tables and bar charts
Data matching
problem

Data matching

Age
14 to 18
Challenge level
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Use your skill and judgement to match the sets of random data.
Substitution Cipher
problem

Substitution Cipher

Age
11 to 14
Challenge level
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Find the frequency distribution for ordinary English, and use it to help you crack the code.
Real Statistics
problem

Real Statistics

Age
7 to 11
Challenge level
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Have a look at this table of how children travel to school. How does it compare with children in your class?
Presenting the Project
problem

Presenting the Project

Age
7 to 11
Challenge level
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Have a look at all the information Class 5 have collected about themselves. Can you find out whose birthday it is today?
How Big Are Classes 5, 6 and 7?
problem

How Big Are Classes 5, 6 and 7?

Age
7 to 11
Challenge level
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Use the two sets of data to find out how many children there are in Classes 5, 6 and 7.
The Pet Graph
problem

The Pet Graph

Age
7 to 11
Challenge level
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Tim's class collected data about all their pets. Can you put the animal names under each column in the block graph using the information?
What Does it Say to You?
article

What Does it Say to You?

Written for teachers, this article discusses mathematical representations and takes, in the second part of the article, examples of reception children's own representations.