Long description

This figure shows a spreadsheet which consists of four columns labelled Age, Frequency, Class width and Frequency density. The Age column contains the values multirelation zero less than or equals multiplication less than 10, multirelation 10 less than or equals multiplication less than 15, multirelation 15 less than or equals multiplication less than 20, multirelation 20 less than or equals multiplication less than 30, multirelation 30 less than or equals multiplication less than 50. The Frequency column contains the values 10, 9, 6, 4, 7. The remaining two columns are empty.