Statistical graphics6/12/2023 The figures derived are the changes or divergence. Draw a table and list the figures derived in (I) above in it as shown below.Subtract the figures for the first year from those of the second year.Year Total Metal Engineering Vehicle Other Textile Food wood others Draw a Divergence Bar Graph to show the changes in the number of employees in each industry over this period. The following tables give numbers of employees in a certain manufacturing industry in two consecutive years. The change is measured either form the “horizontal line” where an increase is represented by a bar drawn upwards and a decrease by a bar drawn downwards from a vertical line where an increase is represented by a bar drawn to the right and decrease by a bar drawn to the left.īelow is an illustration to make it clearer. DIVERGENCE BAR GRAPHS: These are graphs which show changes by way of increase or decrease, compared with a certain standard.Show the multiple bar char of students’ performance in S.S.S One A, B AND C three consecutive years at A. Multiple Bar Chart used to describe how two or more variable or information vary from one another. The following statistics was used to illustrate simple bar graphs of crude oil production in some states in Nigeria in 1982. Bar graphs are not only concerned with the vertical postures but are often to be seen “turned on their side” with horizontal bars. total annual output of nay commodity or total rainfall in any one mouth which is quite separate and distinct from the proceeding and succeeding ones. Bar graphs are particularly suitable where date represent values e.g. Usually, bars are kept distant form one another or its neighbours. The values in simple bar graphs are represented by a series of vertical bars which run form the plotted point opt the foot. Simple Bar Graphs consist of a number of bars placed side by side. ![]() ![]() The most common ones among them are as follows: There are varieties of statistical graphs used in geography.
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