Mathematics is used in interesting, and often less than accurate, ways. Newspapers present graphs showing apparently correlated variables, but with a little thought, some of the time you will find that whilst it looks like two variables are connected, there is actually no cause and effect. An unscrupulous media can draw connections where they don't exist for political ends and politicians have been known to confuse cause and effect entirely. So what really is behind the rise in oil prices? Could it be the humble game of cricket?

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