## Aalen model Quick reference

### A Dictionary of Statistics (3 ed.)

A *linear regression model describing the manner in which the *expected value of a response variable, *Z*(...

## absolute value Quick reference

### The Concise Oxford Dictionary of Mathematics (5 ed.)

For any real number the absolute value (also called the *modulus) of denoted by is itself if and ...

## acceptance–rejection algorithm Quick reference

### A Dictionary of Statistics (3 ed.)

A method for generating values of a *continuous random variable for use in a *simulation. Suppose that the random variable ...

## access vector Quick reference

### A Dictionary of Computer Science (7 ed.)

A vector that is used in the representation of a *ragged array. For example, the elements of a

## adder Quick reference

### A Dictionary of Computer Science (7 ed.)

In its simplest form, a digital electronic device that performs the operation of addition on two binary digits, the augend

## addition ((of complex numbers)) Quick reference

### The Concise Oxford Dictionary of Mathematics (5 ed.)

Let the complex numbers *z*
_{1} and *z*
_{2}, where *z*
_{1}=*a*+*bi* and *z*
_{2}=...

## addition ((of vectors)) Quick reference

### The Concise Oxford Dictionary of Mathematics (5 ed.)

Given vectors **a** and **b**, let and be *directed line segments that represent **a** and **b**, with the same initial point ...

## addition law for probabilities Quick reference

### A Dictionary of Statistics (3 ed.)

Law stating that if two events (*see*
*A* and *B* are *mutually exclusive thenFor example, the ...

## adjacency matrix Quick reference

### The Concise Oxford Dictionary of Mathematics (5 ed.)

For a *simple graph *G*, with *n* vertices *v*
_{1}, *v*
_{2},…, *v*
_{
n
}, the adjacency matrix **A...**

## adjacent angles Quick reference

### The Concise Oxford Dictionary of Mathematics (5 ed.)

A pair of angles on a straight line formed by a line or half-line meeting it. Adjacent angles will add to 180°....

## adjoint Quick reference

### The Concise Oxford Dictionary of Mathematics (5 ed.)

The adjoint of a square matrix **A**, denoted by adj **A**, is the transpose of the matrix of cofactors of ...

## agglomerative clustering methods Quick reference

### A Dictionary of Statistics (3 ed.)

## alternating renewal process Quick reference

### A Dictionary of Statistics (3 ed.)

A *renewal process in which the process alternates between states *A* and *B*. Let the average length of a period in state ...

## ambiguous case Quick reference

### The Concise Oxford Dictionary of Mathematics (5 ed.)

## ambiguous grammar Quick reference

### A Dictionary of Computer Science (7 ed.)

A *context-free grammar that derives the same word by different *derivation trees, or equivalently by different *

## Anderson–Darling test Quick reference

### A Dictionary of Statistics (3 ed.)

A general test, published in 1952, that compares the fit of the observed *cumulative distribution function with that expected. It was derived by ...

## AND gate Quick reference

### A Dictionary of Computer Science (7 ed.)

An electronic *logic gate whose output is logic 1 (true) only when all (two or more) inputs are logic

## AND operation Quick reference

### A Dictionary of Computer Science (7 ed.)

The logical *connective combining two statements, truth values, or formulas *P* and *Q* in such a way that the

## Andrews plot Quick reference

### A Dictionary of Statistics (3 ed.)

A plot suggested in 1972 by the American David Andrews as an alternative method to *Chernoff faces for representing ...

## angle ((between lines in the plane)) Quick reference

### The Concise Oxford Dictionary of Mathematics (5 ed.)

In coordinate geometry of the plane, the angle *α* between two lines with gradients *m*
_{1} and *m*
_{2} is given by ...