14.1 Useful Greek Letters

$\alpha$	Alpha	slope of a line
$\beta$	Beta	slope of a line, intercept
$\gamma$	Gamma
$\Gamma$	Gamma
$\delta$	Delta	A small change in a variable
$\Delta$	Delta	A change in a variable
$\epsilon$	Epsilon
$\zeta$	Zeta
$\eta$	Eta
$\theta$	Theta	The parameters in a binomial/beta distribution
$\Theta$	Theta
$\kappa$	Kappa
$\lambda$	Lambda	the mean in a poisson distribution
$\Lambda$	Lambda
$\mu$	Mu	the mean in a normal distribution (pronounced “mew”)
$\nu$	Nu	(pronounced “new”)
$\xi$	Xi
$\Xi$	Xi

$\pi$	Pi	Represents the constant 3.1415 $\cdots$ , the ratio of the circumference to the diameter of a circle
$\Pi$	Pi	A product of a series of numbers
$\rho$	Rho
$\sigma$	Sigma	The standard width parameter of the normal distribution
$\Sigma$	Sigma	A sum of a series of numbers
$\tau$	Tau
$\phi$	Phi
$\Phi$	Phi
$\chi$	Chi	A distribution related to the sum of normally distributed variables
$\psi$	Psi
$\Psi$	Psi
$\omega$	Omega
$\Omega$	Omega

Adapted from Statistical Inference for Everyone, by Brian Blais (Bryant University), licensed under CC BY-SA 4.0 (dual-licensed under the GNU FDL 1.2 or later; this adaptation uses the CC BY-SA grant). Changes were made; this adaptation is distributed under the same license. License: CC-BY-SA-4.0.