By using one of the common stock probability distribution methods of statistical calculations, an investor may determine the likelihood of profits from a holding.

Discover what a log-normal distribution is, its financial applications, and how to calculate it, including using Excel for ...

You can use the RAND () function to establish probability and create a random variable with normal distribution.

Let F be a probability distribution on R. Then there exist symmetric (about zero) random variables X and Y whose sum has distribution F if and only if F has mean zero or no mean (finite or infinite).