Interpreting statistical data

A group of 25 students goes on a water sports trip. Each student picks the water sport they like best. The results are as follows: Rafting, Fishing, Surfing, Snorkelling, Surfing, Snorkelling, Rafting, Kayaking, Rafting, Snorkelling, Fishing, Surfing, Surfing, Kayaking, Surfing, Fishing, Snorkelling, Surfing, Surfing, Rafting, Rafting, Fishing, Snorkelling, Snorkelling, Surfing.

Feb/March 2018

A group of 20 students each chose their favourite science subject. Their results are shown in the bar chart. Bar chart details: The vertical axis is marked "Frequency" and extends to 12. The horizontal axis lists the categories: Biology, Chemistry, Physics. Biology has a frequency of 11. Chemistry has a frequency of 3. Physics has a frequency of 6.

Feb/March 2021

Students’ and adults’ estimates of the masses of sweets.

May/June 2015

On which day was the noon temperature the lowest?

May/June 2016

The table sets out the temperatures at five places at 10 am on one day in January.

May/June 2017

The temperature at $3$ pm in a town, measured in $^\circ\text{C}$, is given below.

May/June 2017

The table lists the temperatures for five places at 10 am on one day in January.

May/June 2017

Mr Marr sets his mathematics class a statistics project about books.

May/June 2018

The bar chart displays the marks achieved by a set of 55 students in an examination. The vertical axis is labelled 'Number of students'. The horizontal axis is labelled 'Marks' and has class intervals: 1 to 20, 21 to 40, 41 to 60, 61 to 80, 81 to 100.

May/June 2021

James works as a vet. The table gives some details about the cats he examined over one week.

Oct/Nov 2016

James works as an animal doctor. The table gives some details about the cats he examined during one week.

Oct/Nov 2016

How many children chose Comedy?

Oct/Nov 2016

Calculate the number of non-fiction books the library has.

Oct/Nov 2017

Calculate the difference between these temperatures.

Oct/Nov 2018

Nadira runs a clothes shop.

Oct/Nov 2019

The bar chart displays how many people go to the beach in each month of a single year.

Oct/Nov 2022

Write this number using words.

Oct/Nov 2022

The bar chart displays how many goals a team scored in each of 5 months.

Oct/Nov 2023

Pupils in class $P$ sit a test. The figures below summarise their marks. • lower quartile = 38 • median = 53 • interquartile range = 28 • range = 81 • highest mark = 96

Oct/Nov 2024

The ages of the 12 children, measured in months, are 11, 27, 8, 10, 26, 17, 28, 12, 9, 13, 22 and 12.

Oct/Nov 2025

The stem-and-leaf diagram presents how many customers went into a shop on each of 20 days.

Oct/Nov 2025

The table provides information on the mass of each of 200 oranges.

Oct/Nov 2025