The empirical rule describes how points are clustered in a normally-distributed data set. It states that 95% of data fall ...
Standard deviation describes how much variability—or fluctuation—exists within a data set. The standard error of the mean (SEM) indicates how accurately a data set represents the true population by ...
Mean reversion posits that asset prices and market returns eventually gravitate toward their historical averages. This theory, applicable across diverse financial instruments, offers traders insights ...