Interpreting frequency tables

Maths

Univariate data

Looking at the table below, how many people had 2 pets at home?

Looking at the table below, what is the mode number of pets?

Looking at the table below, what is the range number of pets?

Looking at the table again answer the following question. If everyone in the survey brought their pets to the park, how many pets in total would there be?

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?

Interpreting frequency tables

Lesson outcome