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    Hey, Im marking a past paper for Statistics 1, the mark scheme keeps saying things like "deduct marks for over specification" what does this mean and how do i avoid doing this in my exam tomorrow morning?!
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    Hi, this is where you round to too many significant figures, or you don't round at all, they usually recommend between 3 and 4 sig figs, except for the expected value, never round that to an integer !
 
 
 
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