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Counting Catholics
This week Tim Harford asks how the figure of 1.2 billion Catholics world-wide is calculated.
He also tests the claims of the controversial video, 'Muslim Demographics' shown at the Vatican by the Ghanaian Papal candidate Cardinal Peter Turkson.
Unlock the history and truth behind the data with The OU
Explore how numbers shape, and sometimes mislead us, with The Open University.
When can you trust statistics?
蘑菇短视频 Ideas discovers three easy ways to help make sense of statistics.
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Tim Harford explains the numbers and statistics used in everyday life.
