If we plot the probability (density) function (PDF) on a graph with vertical axis as probability and horizontal axis as value of X, then that plot is called a "distribution." The PDF is aptly named ...
This IB Math AI SL 4.7 – Discrete Random Variables & Expected Value resource builds students’ understanding of how numerical outcomes from random processes are modelled and analysed. Students learn to ...
Exchangeability refers to the property of a sequence or collection of random variables whereby its joint probability distribution remains unchanged under any finite permutation of indices. This ...