Tag Archives: Bell curve

By definition, rare events should seldom occur and applying that understanding to financial markets assumes that all market events follow a normal distribution or, in layman's terms, a bell-shaped curve. More specifically, the statistics say that 99.7% of all daily movements should fall within three standard deviations of the mean, no more. Well, guess what? New research suggests that they clearly don't follow such a pattern - that "unlikely" doesn't mean "never". [Let me expand on that.] Words: 1079; Charts: 1

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