The projected population of the U.K. for 2005( by age )

The box

One whisker

The other whisker

The box can be any depth. medianminimu

m agemaximum age

lower quartil

e

upper quartil

e

Box and Whisker Diagrams

The diagram can easily be drawn using a cumulative frequency diagram.

I’ll use the age data that we met earlier.

The projected population of the U.K. for 2005( by age )

medianminimum age

maximum age

lower quartil

e

upper quartil

e

The diagram can easily be drawn using a cumulative frequency diagram.

Box and Whisker Diagrams

I’ll use the age data that we met earlier.

We need a scale.

The projected population of the U.K. for 2005( by age )

0 10050Age (years)

The diagram can easily be drawn using a cumulative frequency diagram.

Box and Whisker Diagrams

I’ll use the age data that we met earlier.