3 ms·I don't get it. They put a T on top? Oh it's supposed to be a line.by homero 4y agoI don't get it. They put a T on top? Oh it's supposed to be a line.Insanity 4y agoError bars are not a fixed size while the capital T was added without regard for the actual “margin”. Thus making the error bars have 0 value (as they are made up and added for visual appeal it seems)homero 4y agoI thought it was just a label at first. That's funny.