hello group, i am very new to GrADS and please would want to have a script to compute from a monthly data, 1. anomaly= (x-mean) 2.standardized anomaly=(x-mean)/sd thanks. ugo okoro -------------- next part -------------- An HTML attachment was scrubbed... URL: http://gradsusr.org/pipermail/gradsusr/attachments/20120509/3417d5e5/attachment-0003.html