The image below shows the volume and direction of passenger traffic between IZABU town and its surrounding towns in the year 2001.
Scale: 1 line represents 1,500 persons
Which of the following statistical methods is represented above?
How many passengers travelled between IZABU and Ashama?
By how much is the traffic between IZABU and Anikpu more than the traffic between IZABU and Ugba?
One major advantage of the figure is that, it
The density of the earth's crust varies from
