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Broad Topics > Advanced Probability and Statistics > Probability distributions, expectation and variance

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Aim High

Stage: 5 Challenge Level: Challenge Level:2 Challenge Level:2

How do you choose your planting levels to minimise the total loss at harvest time?

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What's Your Mean?

Stage: 5 Challenge Level: Challenge Level:1

Can you work out the means of these distributions using numerical methods?

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Time to Evolve 2

Stage: 5 Challenge Level: Challenge Level:3 Challenge Level:3 Challenge Level:3

How is the length of time between the birth of an animal and the birth of its great great ... great grandparent distributed?

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Understanding Hypotheses

Stage: 3, 4 and 5

This article explores the process of making and testing hypotheses.

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Random Squares

Stage: 5 Challenge Level: Challenge Level:3 Challenge Level:3 Challenge Level:3

What is a random pattern?

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Random Inequalities

Stage: 5 Challenge Level: Challenge Level:3 Challenge Level:3 Challenge Level:3

Can you build a distribution with the maximum theoretical spread?

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Distribution Maker

Stage: 5 Challenge Level: Challenge Level:1

This tool allows you to create custom-specified random numbers, such as the total on three dice.

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Epidemic Modelling

Stage: 4 and 5 Challenge Level: Challenge Level:1

Use the computer to model an epidemic. Try out public health policies to control the spread of the epidemic, to minimise the number of sick days and deaths.

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Data Matching

Stage: 5 Challenge Level: Challenge Level:1

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

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Target Archery

Stage: 2 Challenge Level: Challenge Level:1

A simulation of target archery practice


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