Random variable


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Random variable

A function that assigns a real number to each and every possible outcome of a random experiment.

Random Variable

In statistics, a variable expressing all possible outcomes of a set of circumstances. It is important in probability density function and probability distribution.
References in periodicals archive ?
t](e) is a discrete random variable for all t [member of] T and continuous-state if [X.
As mentioned, the original composite limit state method is exact for problems with linear instantaneous limit state functions of at most two random variables.
According to the distribution state and related calculation formula of the above three random variables, the experimental result comparisons of random variables under different sample size m and same sample size by MC method and QMC method can be seen in table 2 and table 3.
The nth moment of the random variable X given by (3) can be obtained using the formula
Because the irrelevance and the independence are equivalent for Gaussian random variables, [s.
All these problems stem from a very special property of the geometric mean: a positive random variable may have a geometric mean of 0.
In the present paper, we show an exponential inequality for the negatively associated random variables which improves some known results, such as, Kim and Kim [10], Sung [25, 26], Xing et al.
In this way we can easily also obtain PDF of random variable d, as [f.
Since linear transformation applied to Gaussian Random variables does not change its property [6], so we introduce such type of transformation as, Y = (X mx)/sx in order to convert this PDF into standard Gaussian PDF [7], whose mean is zero and variance equal to unity.
A random variable X is said to have an extended beta (type 1) distribution with parameters [alpha], [beta] and [lambda], denoted by X ~ EB1([alpha], [beta]; [lambda]), if its pdf is given by (Chaudhry et al.
notation of Example 1, let a be a random variable with the complex
Let L be a random variable denoting the number of correctly placed objects.