The highest bar shows the maximum and the lowest shows the minimum.Now can you find in which year the production was maximum?
What is the common difference?
Look at the height of the bar for black color .
Please recall how we used to get information form the tally graph.
Let us count how many times each letter occurs.
What should be the range of the class interval, if its scale is 10
If in the first class interval, the difference is 5, Can we think of the next interval likewise?
Think about a Cartesian plane
We use a diagonal line to write a five in tally graph.
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