Comparing data

Maths

Univariate data

Because £26,000 comes up the most times so you should take the mode

Because the mean might give a decimal answer

Because the presence of an outlier (£100,000) skews the mean

Because there is an even number of pieces of data

Here is a list of annual salaries at a company: £25,000, £25,000, £26,000, £26,000, £26,000, £27,000, £27,000, £28,000, £100,000. Why would the mean not be the most appropriate measure of average?

Samira asks a sample of her class their favourite colour. The results are: blue, pink, red, red, blue, pink, green, brown, red. Which of these averages would be the most appropriate to use?

The mean of the set of numbers 3, 3, 3, 4, 5, 6 is...

The median of the set of numbers 3, 3, 3, 4, 5, 6 is...

The mode of the set of numbers 3, 3, 3, 4, 5, 6 is...

The range of the set of numbers 3, 3, 3, 4, 5, 6 is...

Here is a set of numbers: 4, 5, 2, 1, 8. Tick the CORRECT statements

Starter Quiz