ABSTRACT
Let us consider an experiment measuring the expression level of a given gene in a number of k conditions. Each gene i is measured ni times for a total of∑k
i=1 ni measurements as follows:
1 2 · · · i · · · k
X11 X21 · · · Xi1 · · · Xk1 X12 X22 · · · Xi2 · · · Xk2 ...
