14.1 Useful Greek Letters

$α$	Alpha	slope of a line
$β$	Beta	slope of a line, intercept
$γ$	Gamma
$Γ$	Gamma
$δ$	Delta	A small change in a variable
$Δ$	Delta	A change in a variable
$ϵ$	Epsilon
$ζ$	Zeta
$η$	Eta
$θ$	Theta	The parameters in a binomial/beta distribution
$Θ$	Theta
$κ$	Kappa
$λ$	Lambda	the mean in a poisson distribution
$Λ$	Lambda
$μ$	Mu	the mean in a normal distribution (pronounced “mew”)
$ν$	Nu	(pronounced “new”)
$ξ$	Xi
$Ξ$	Xi

$π$	Pi	Represents the constant 3.1415 $⋯$ , the ratio of the circumference to the diameter of a circle
$Π$	Pi	A product of a series of numbers
$ρ$	Rho
$σ$	Sigma	The standard width parameter of the normal distribution
$Σ$	Sigma	A sum of a series of numbers
$τ$	Tau
$ϕ$	Phi
$Φ$	Phi
$χ$	Chi	A distribution related to the sum of normally distributed variables
$ψ$	Psi
$Ψ$	Psi
$ω$	Omega
$Ω$	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.