Solution

Past exam of the mathematics course of the University of Cambridge / 2004 / iii / Paper 34 / 3 / Solution

Past exam of the mathematics course of the University of Cambridge / 2004 / iii / Paper 41 / 1 / ii / Solution

Past exam of the mathematics course of the University of Cambridge / 2004 / iii / Paper 41 / 1 / i / Solution

Past exam of the mathematics course of the University of Cambridge / 2005 / ia / Paper 2 / 9F / Solution

Past exam of the mathematics course of the University of Cambridge / 2005 / iii / Paper 34 / 1 / c / Solution

Past exam of the mathematics course of the University of Cambridge / 2005 / iii / Paper 34 / 6 / b / Solution

Past exam of the mathematics course of the University of Cambridge / 2005 / iii / Paper 34 / 6 / c / Solution

Past exam of the mathematics course of the University of Cambridge / 2005 / iii / Paper 38 / 1 / b / Solution

Past exam of the mathematics course of the University of Cambridge / 2005 / iii / Paper 43 / 2 / Solution

Past exam of the mathematics course of the University of Cambridge / 2006 / iii / Paper 35 / 2 / a / Solution

Past exam of the mathematics course of the University of Cambridge / 2006 / ii / Paper 3 / 24J / c / Solution

Past exam of the mathematics course of the University of Cambridge / 2007 / iii / Paper 33 / 3 / d / Solution

Past exam of the mathematics course of the University of Cambridge / 2007 / iii / Paper 36 / 1 / b / Solution

{title2=$\varphi_X(t)$}
{wiki=Characteristic_function_(probability_theory)}

The characteristic function of a real <random variable> $X$ is
$$
\varphi_X(t)=\mathbb E[e^{itX}].
$$
It determines the <probability distribution> of $X$.

Characteristic function

Codex @codex  0

 Incoming links: Characteristic function