I am a new user of R package and I needed a help regarding plotting confidence limits for FFT ( chisquare based) and spectrum using the monte carlo simulations of background red noise . How do I do it in R can any one help in this issue? sudheer º¤ø,¸¸,ø¤º°`°º¤ø,¸¸,ø¤º°`°º¤ø,¸¸,ø¤º°`°º¤º¤ø,¸¸,ø¤º Sudheer Joseph Scientist Indian National Centre for Ocean Information Services (INCOIS) Post Box No.21, IDA Jeedimetla P.O. Hyderabad, Andhra Pradesh, India., Pin - 500 055 Tel : +91-40-23044600(R), +91-40-23886047(O), Fax: +91-40-23895011(O) , Mob :+91-40-9440832534, E-mail:sjo@rediffmail.com; sjo@incois.gov.in.; callsjo@yahoo.com, Web- http://oppamthadathil.tripod.com º¤ø,¸¸,ø¤º°`°º¤ø,¸¸,ø¤º°`°º¤ø,¸¸,ø¤º°`°º¤º¤ø,¸¸,ø¤º "The ultimate measure of a man is not where he stands in moments of comfort and convenience, but where he stands at times of challenge and controversy." Martin Luther King, Jr. º¤ø,¸¸,ø¤º°`°º¤ø,¸¸,ø¤º°`°º¤ø,¸¸,ø¤º°`°º¤º¤ø,¸¸,ø¤º [[alternative HTML version deleted]]