Bell Curve

Definition

A bell curve, also known as a normal distribution or Gaussian distribution, is a symmetrical probability distribution with most values clustering around its mean and tapering off towards both ends.

Related terms

Standard Deviation: The standard deviation measures how spread out or dispersed data points are within a dataset.

Z-Score: A z-score represents how many standard deviations an individual value is from the mean in terms of units of standard deviation.

Central Limit Theorem (CLT): The CLT states that when independent random variables are added together, their sum tends to follow a normal distribution regardless of their original distributions.