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Question 2
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The Table below shows the quantity of yams in kilogrammes produced by four
yam producing states in country X between 2003 and 2006.
State |
2003 |
2004 |
2005 |
2006 |
A |
200,000 |
300,000 |
400,000 |
500,000 |
B |
400,000 |
400,000 |
500,000 |
600,000 |
C |
500,000 |
600,000 |
700,000 |
700,000 |
D |
600,000 |
500,000 |
400,000 |
300,000 |
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(a) Draw a comparative/group bar graphs to represent the statistics.
(b) State two advantages of using comparative/group bar graphs in showing statistics.
(c) Name one other method that can be used in showing the statistics.
This question was answered by a few candidates. Some of those who answered
the question were able to plot the graph properly. However, many of those who
answered it were not able to state the advantages of using comparative bar chart
to represent statistics. The expected answers were:
- makes for easy comparison of items
- makes for easy computation of items
- gives vivid impression of the quantities involved
- can be used to represent a wide range of economic, social and geographical data. |
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