A random variable is an abstract conception. Let us endow random variables with a hat, as in , to distinguish them from ordinary variables. A continuous real-valued random variable
takes real values which are called the realizations of
. …
A random variable is an abstract conception. Let us endow random variables with a hat, as in , to distinguish them from ordinary variables. A continuous real-valued random variable
takes real values which are called the realizations of
. …