Hmm...very right....I think people who prepared for dse seriously were more liable to get nervous as they hold high expectation from themselves.
I never thought cut off could be as low as 40 and so attempted more otherwise choosing and answering questions for fetching 40 marks was not hard.
i attended the isi interview for a stats course...the questions were not easy but not unapproachable either..they asked me one simple question...explain in lay man's laguage the diff between mean,median and mode