Dear fsl experts, I want to compare 2 groups of 6 subjects each with respect to the correlation between FA values and behavioral scores. Please check if the following design matrix and constarst file are correct /NumWaves 2 /NumPoints 12 /PPheights 1 1 /Matrix 1 0.029 1 1.1071 1 1.4751 1 1.5159 1 1.7623 1 2.05 0 2.8715 0 3.031 0 3.1102 0 3.5682 0 3.7093 0 4.1891 /NumWaves 2 /NumContrasts 2 /PPheights 1 1 /Matrix 1 -1 -1 1 Should I demean the data adding the -D option in the randomose script? Any advice would greately appreaciated Cheers, sandra