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The numbers behind “natural” birth control
Videos on TikTok have been claiming that so-called “natural” birth control methods can be 99% effective. We examine what we really know, and how we know it.
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?
BBC Ideas discovers three easy ways to help make sense of statistics.
Podcast
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Tim Harford explains the numbers and statistics used in everyday life.
