Your Gateway to Financial Literacy
Introduction to the Empirical Rule The Empirical Rule, also known as the three-sigma rule or 68-95-99.7 rule, is a statistical concept that plays a significant role in finance and investment analysis. This rule suggests that for a normal distribution, nearly all observations fall within three standard deviations (σ) of the
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Introduction to Bollinger Bands® Bollinger Bands, introduced by technical trader John Bollinger in the late 1980s, are a valuable and widely used tool among traders and investors for evaluating market volatility and identifying potential trading opportunities. These bands consist of three components: a simple moving average (SMA) and two standard
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Definition of a Bell Curve A bell curve, also known as the normal distribution, represents a symmetrical graphical model for data distribution. Its name comes from its distinct bell-shaped appearance. In a bell curve, the mean (average), mode, and median occur at the highest point on the curve. The curve’s
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