Now you can easily compare students on the basis of their marks scored in each subject. Alternatively, you could create a column chart. The procedure is similar to that for a bar graph as ...

Recording your ... it is easier to draw tally marks in one of five rows than to write red, blue, silver, silver, red, other, black, etc. If you use a tally chart, you could note down the colour ...

This data can be displayed in a frequency chart. Image caption, The colours of cars go in the left-hand column ... to help you with your answers. Tally marks are written differently all around ...