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### Number and algebra

### Geometry and measure

### Probability and statistics

### Working mathematically

### For younger learners

### Advanced mathematics

# Let's Use Statistics

### Picturing the World

### Estimating Time

### Reaction Timer

### Who's the Best?

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We have chosen a variety of contexts so that you can use your statistical skills to answer some interesting questions.

Age 14 to 16

Challenge Level

How can we make sense of national and global statistics involving very large numbers?

Age 11 to 14

Challenge Level

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

Age 11 to 14

Challenge Level

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

Which countries have the most naturally athletic populations?