Mathematics

Problem

The winning margins in 100 rugby games were recorded as follows:

Margin (points)	1 - 10	11 - 20	21 - 30	31 - 40	41 - 50
Frequency	13	35	27	18	7

a. Draw a column graph to present this information. b. In what percentage of games was the winning margin: - 20 points or less - more than 30 points? c. Can you tell from the table what the lowest winning margin was? Explain your answer.

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