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There are **68** NRICH Mathematical resources connected to **Comparing and interpreting data**, you may find related items under Handling, processing and representing data.

Problem
Primary curriculum
Secondary curriculum
### Box Plot Match

Match the cumulative frequency curves with their corresponding box plots.

Age 14 to 16

Challenge Level

Problem
Primary curriculum
Secondary curriculum
### Half a Minute

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

Age 11 to 14

Challenge Level

Problem
Primary curriculum
Secondary curriculum
### Estimating Time

How well can you estimate 10 seconds? Investigate with our timing tool.

Age 11 to 14

Challenge Level

Problem
Primary curriculum
Secondary curriculum
### What's the Weather Like?

With access to weather station data, what interesting questions can you investigate?

Age 11 to 14

Challenge Level

Problem
Primary curriculum
Secondary curriculum
### Now and Then

Look at the changes in results on some of the athletics track events at the Olympic Games in 1908 and 1948. Compare the results for 2012.

Age 7 to 11

Challenge Level

Problem
Primary curriculum
Secondary curriculum
### Olympic Triathlon

Is it the fastest swimmer, the fastest runner or the fastest cyclist who wins the Olympic Triathlon?

Age 14 to 16

Challenge Level

Problem
Primary curriculum
Secondary curriculum
### What's in a Name?

Here's a very elementary code that requires young children to read a table, and look for similarities and differences.

Age 5 to 7

Challenge Level

Problem
Primary curriculum
Secondary curriculum
### Going for Gold

Looking at the 2012 Olympic Medal table, can you see how the data is organised? Could the results be presented differently to give another nation the top place?

Age 7 to 11

Challenge Level

Problem
Primary curriculum
Secondary curriculum
### Our Sports

This problem explores the range of events in a sports day and which ones are the most popular and attract the most entries.

Age 7 to 11

Challenge Level

Problem
Primary curriculum
Secondary curriculum
### Which List Is Which?

Six samples were taken from two distributions but they got muddled up. Can you work out which list is which?

Age 14 to 16

Challenge Level

Problem
Primary curriculum
Secondary curriculum
### If the World Were a Village

This activity is based on data in the book 'If the World Were a Village'. How will you represent your chosen data for maximum effect?

Age 5 to 11

Challenge Level

Problem
Primary curriculum
Secondary curriculum
### The Domesday Project

Take a look at these data collected by children in 1986 as part of the Domesday Project. What do they tell you? What do you think about the way they are presented?

Age 7 to 11

Challenge Level

Problem
Primary curriculum
Secondary curriculum
### Birdwatch

Have a look at this data from the RSPB 2011 Birdwatch. What can you say about the data?

Age 7 to 11

Challenge Level

Problem
Primary curriculum
Secondary curriculum
### Class 5's Names

Class 5 were looking at the first letter of each of their names. They created different charts to show this information. Can you work out which member of the class was away on that day?

Age 7 to 11

Challenge Level

Problem
Primary curriculum
Secondary curriculum
### Olympic Records

Can you deduce which Olympic athletics events are represented by the graphs?

Age 11 to 14

Challenge Level

Problem
Primary curriculum
Secondary curriculum
### The Time Is ...

Can you put these mixed-up times in order? You could arrange them in a circle.

Age 7 to 11

Challenge Level

Problem
Primary curriculum
Secondary curriculum
### Who's the Best?

Which countries have the most naturally athletic populations?

Age 11 to 14

Challenge Level

Problem
Primary curriculum
Secondary curriculum
### What Does Random Look Like?

Engage in a little mathematical detective work to see if you can spot the fakes.

Age 11 to 14

Challenge Level

Problem
Primary curriculum
Secondary curriculum
### The Car That Passes

What statements can you make about the car that passes the school gates at 11am on Monday? How will you come up with statements and test your ideas?

Age 7 to 11

Challenge Level

Problem
Primary curriculum
Secondary curriculum
### In the Playground

What can you say about the child who will be first on the playground tomorrow morning at breaktime in your school?

Age 5 to 11

Challenge Level

Problem
Primary curriculum
Secondary curriculum
### Guess the Houses

This task depends on learners sharing reasoning, listening to opinions, reflecting and pulling ideas together.

Age 5 to 7

Challenge Level

Problem
Primary curriculum
Secondary curriculum
### Reaction Timer

This problem offers you two ways to test reactions - use them to investigate your ideas about speeds of reaction.

Age 11 to 14

Challenge Level

Problem
Primary curriculum
Secondary curriculum
### Substitution Cipher

Find the frequency distribution for ordinary English, and use it to help you crack the code.

Age 11 to 14

Challenge Level

Problem
Primary curriculum
Secondary curriculum
### Real Statistics

Have a look at this table of how children travel to school. How does it compare with children in your class?

Age 7 to 11

Challenge Level

Problem
Primary curriculum
Secondary curriculum
### Match the Matches

Decide which charts and graphs represent the number of goals two football teams scored in fifteen matches.

Age 7 to 11

Challenge Level

Problem
Primary curriculum
Secondary curriculum
### Tree Tops

Can you make sense of information about trees in order to maximise the profits of a forestry company?

Age 14 to 16

Challenge Level

Problem
Primary curriculum
Secondary curriculum
### Guess the Houses for Two

Guess the Houses game for an adult and child. Can you work out which house your partner has chosen by asking good questions?

Age 5 to 7

Challenge Level

Project
Primary curriculum
Secondary curriculum
### Terrariums

Build a mini eco-system, and collect and interpret data on how well the plants grow under different conditions.

Age 11 to 14

Challenge Level

Article
Primary curriculum
Secondary curriculum
### Decathlon: the Art of Scoring Points

How do decisions about scoring affect who wins a combined event such as the decathlon?

Age 14 to 18

Project
Primary curriculum
Secondary curriculum
### Investigating Epidemics

Simple models which help us to investigate how epidemics grow and die out.

Age 11 to 16

Challenge Level

Problem
Primary curriculum
Secondary curriculum
### It's a Scrabble

Letters have different values in Scrabble - how are they decided upon? And would the values be the same for other languages?

Age 7 to 11

Challenge Level

Problem
Primary curriculum
Secondary curriculum
### Substitution Transposed

Substitution and Transposition all in one! How fiendish can these codes get?

Age 11 to 16

Challenge Level

Problem
Primary curriculum
Secondary curriculum
### Secondary Cipher Challenge Part 1

Here is the start of a six-part challenge. Can you get to the end and crack the final message?

Age 11 to 16

Challenge Level

Problem
Primary curriculum
Secondary curriculum
### Charting More Success

Can you make sense of the charts and diagrams that are created and used by sports competitors, trainers and statisticians?

Age 11 to 16

Challenge Level

Problem
Primary curriculum
Secondary curriculum
### Charting Success

Can you make sense of the charts and diagrams that are created and used by sports competitors, trainers and statisticians?

Age 11 to 16

Challenge Level

Problem
Primary curriculum
Secondary curriculum
### Retiring to Paradise

When Charlie retires, he's looking forward to the quiet life, whereas Alison wants a busy and exciting retirement. Can you advise them on where they should go?

Age 11 to 14

Challenge Level

Project
Primary curriculum
Secondary curriculum
### Avalanche!

Investigate how avalanches occur and how they can be controlled

Age 7 to 14

Challenge Level

Article
Primary curriculum
Secondary curriculum
### Understanding Hypotheses

This article explores the process of making and testing hypotheses.

Age 14 to 18

Problem
Primary curriculum
Secondary curriculum
### Birds in the Garden

This activity asks you to collect information about the birds you see in the garden. Are there patterns in the data or do the birds seem to visit randomly?

Age 5 to 11

Challenge Level

Problem
Primary curriculum
Secondary curriculum
### Three Spinners

These red, yellow and blue spinners were each spun 45 times in total. Can you work out which numbers are on each spinner?

Age 7 to 11

Challenge Level

Problem
Primary curriculum
Secondary curriculum
### Data Matching

Use your skill and judgement to match the sets of random data.

Age 14 to 18

Challenge Level

Article
Primary curriculum
Secondary curriculum
### Enriching Data Handling

This article for teachers looks at some suggestions taken from the NRICH website that offer a broad view of data and ask some more probing questions about it.

Age 5 to 11

Problem
Primary curriculum
Secondary curriculum
### Compare the Squares

In this problem you will do your own poll to find out whether your friends think two squares on a board are the same colour or not.

Age 7 to 11

Challenge Level

Article
Primary curriculum
Secondary curriculum
### Meaningful Statistics

This article for teachers describes an activity which encourages meaningful data collection, display and interpretation.

Age 5 to 11

Problem
Primary curriculum
Secondary curriculum
### Inspector Morse

You may like to read the article on Morse code before attempting this question. Morse's letter analysis was done over 150 years ago, so might there be a better allocation of symbols today?

Age 11 to 14

Challenge Level

Article
Primary curriculum
Secondary curriculum
### Cricket Ratings

Like all sports rankings, the cricket ratings involve some maths. In this case, they use a mathematical technique known as exponential weighting. For those who want to know more, read on.

Age 14 to 16

Problem
Primary curriculum
Secondary curriculum
### Not Necessarily in That Order

Baker, Cooper, Jones and Smith are four people whose occupations are teacher, welder, mechanic and programmer, but not necessarily in that order. What is each person’s occupation?

Age 11 to 14

Challenge Level

Problem
Primary curriculum
Secondary curriculum
### Winning Team

Nine cross country runners compete in a team competition in which there are three matches. If you were a judge how would you decide who would win?

Age 11 to 14

Challenge Level

Problem
Primary curriculum
Secondary curriculum
### Calendar Capers

Choose any three by three square of dates on a calendar page...

Age 11 to 14

Challenge Level