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### Number and algebra

### Geometry and measure

### Probability and statistics

### Working mathematically

### For younger learners

### Advanced mathematics

# Statistics - Stage 4

### Picturing the World

### Which List Is Which?

### Box Plot Match

### Olympic Triathlon

### Perception Versus Reality

### For Richer for Poorer

Y*ou may also be interested in this collection of activities from the STEM Learning website, that complement the NRICH activities above.*

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Age 14 to 16

Challenge Level

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

Age 14 to 16

Challenge Level

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

Match the cumulative frequency curves with their corresponding box plots.

Age 14 to 16

Challenge Level

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

Age 14 to 18

Challenge Level

Infographics are a powerful way of communicating statistical information. Can you come up with your own?

Age 14 to 16

Challenge Level

Charlie has moved between countries and the average income of both has increased. How can this be so?

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