A t-distribution is a type of probability function that is used for estimating population parameters for small sample sizes or unknown variances.

How to Graph a Cube in MATLAB. Not every sample of data can be meaningfully plotted on a two-dimensional graph. MATLAB, a technical analysis software suite from MathWorks, allows you to plot ...

Bell Curve vs. Non-Normal Distributions The normal probability distribution assumption doesn’t always hold true in the financial world, however.