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Mean of a data set.

Calculate the mean of four data values.

Numihana · England Year 6

Mean of a data set

Practice sheet

Name: ______________
Date: ______________

Calculate the mean of four data values.

1

What is the mean of the four displayed values?

0510152025ABCD
Answer: ________________
2

What is the mean of the four displayed values?

051015202530ABCD
Answer: ________________
3

What is the mean of the four displayed values?

051015202530ABCD
Answer: ________________
4

What is the mean of the four displayed values?

0510152025ABCD
Answer: ________________
5

What is the mean of the four displayed values?

05101520ABCD
Answer: ________________
6

What is the mean of the four displayed values?

0510152025ABCD
Answer: ________________
Numihana · England Year 6 · Mean of a data set
Numihana · England Year 6

Mean of a data set

Answer key

Name: ______________
Date: ______________

Calculate the mean of four data values.

1

What is the mean of the four displayed values?

0510152025ABCD
Answer: 67/4
2

What is the mean of the four displayed values?

051015202530ABCD
Answer: 41/2
3

What is the mean of the four displayed values?

051015202530ABCD
Answer: 71/4
4

What is the mean of the four displayed values?

0510152025ABCD
Answer: 27/2
5

What is the mean of the four displayed values?

05101520ABCD
Answer: 67/4
6

What is the mean of the four displayed values?

0510152025ABCD
Answer: 29/2
Numihana · England Year 6 · Mean of a data set

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The skill behind this activity

Calculate the mean of four data values.

Department for Education: mathematics programmes of study ↗

Year 6 → Statistics · Selected statutory skill. Pack 2.2.0 · source checked 2026-10-12.

For teachers and parents

Add all the data values and divide by how many values there are. The mean need not be one of the original values.

A common slip

Dividing by the greatest value instead of the number of values gives a different result.

Curriculum coverage

Worked example

What is the mean of the four displayed values?

051015202530ABCD
Answer: 67/4

Add all the data values and divide by how many values there are. The mean need not be one of the original values.