This argument is optional. It is a double array containing the list of frequencies selected for the computation. \\
By default all the frequencies are included in the computation.\\
example:
<file> mega_anova_with_sub (.........,'frequenciesList', \[30, 32],.....) </file> will perform the analysis on 30Hz and 32Hz only.    \\

Please note  the use of '\[ ]'  and ',' in \[30, 32]