You may also like

problem icon

Statistics - Maths of Real Life

This pilot collection of resources is designed to introduce key statistical ideas and help students to deepen their understanding.

problem icon

Where Are You Flying?

Where do people fly to from London? What is good and bad about these representations?

problem icon

Challenging Data Tasks: The Making of "Where Are You Flying?"

How was the data for this problem compiled? A guided tour through the process.

Do You Brush Your Teeth Every Day?

Age 14 to 18 Challenge Level:
You might find it helpful to draw a two-way table, a Venn diagram or a tree diagram, in order to work out the proportions and any missing numbers.

For simplicity, assume that exactly $\frac{2}{6}$ of the die rolls land on a 5 or a 6.

If $T$ participants actually brush their teeth daily, how many of them tell the truth?