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isResolved: 'false', snapshotText: '', anchorContext: '', anchorText: '', anchorOffset: '0', mergedInto: '', isDeleted: 'false', viewCount: '53', text: 'The likelihood of a piece of evidence $e$ according to a hypothesis $H,$ known as "the likelihood of $e$ given $H$", is often written either $\\mathcal L_e(H)$ or $\\mathcal L(H \\mid e).$ The latter notation is confusing, because then $\\mathcal L(H \\mid e) = \\mathbb P(e \\mid H).$ Many students of statistics find it hard enough to keep the difference between $\\mathbb P(H \\mid e)$ and $\\mathbb P(e \\mid H)$ straight in their heads if we _don't_ occasionally swap the order of the arguments when talking about similar functions, so on Arbital, we much prefer the notation $\\mathcal L_e(H) = \\mathbb P(e \\mid H).$\n\n[fixme: Make this a child of 'likelihood' when 'likelihood' exists.]', metaText: '', isTextLoaded: 'true', isSubscribedToDiscussion: 'false', isSubscribedToUser: 'false', isSubscribedAsMaintainer: 'false', 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