# Averages test questions

### 1

A science project about flowers involves pupils counting the number of petals on different flowers in their gardens. One pupil's results are as follows: 8, 3, 11, 5, 6, 9, 8, 4, 8, 12, 4

What is the mode number of petals on each flower?

### 2

Some friends are comparing the number of footballs they have at home. They have: 1, 0, 4, 1, 3, 2, 6, 2, 1

What is the median number of footballs?

### 3

The 5 highest summits in the Brecon Beacons are as follows:

886 m, 873m, 795m, 769 m and 754 m

What is the mean height of these summits, to the nearest metre?

### 4

What is the mean number of siblings in a class at school?

### 5

Using the mean, compare the maths results of classes X1 and Y1. Which class performed better?

### 6

Questions 6 – 10 are for Intermediate and Higher tier

Find the mean, mode and median of a group of people's shoe sizes and determine which one is the least representative.

1, 5, 4, 7, 1, 12, 8, 6, 1, 5

### 7

20 dogs compete in an agility competition. Before they are allowed to compete they are weighed. The results are as shown:

What is the modal class?

### 8

What is the median number of calories eaten by this group of friends?

### 9

20 babies are born in a hospital in one day. What is the mean weight of the babies?

### 10

Use the range and median to compare the results of classes X1 and Y1. Which class performed better?