nNEZOU's Murphy's Law Calendar

If anything can go wrong, it will.

The 50 – 50 – 90 Rule

Anytime you have a 50 – 50 chance of getting something right, there’s a 90 percent probability you’ll get it wrong.

何かを正しく成し遂げられるつ確率が50 -50ならば、失敗する確率は90パーセントである

 

50-50-90の規則

posted by ndaznnez in 悲観主義或いは戒め - Pessimism and admonition and have No Comments

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