Show Lower Error X - whether the lower X errors must be displayed.
Show Upper Error X - whether the upper X errors must be displayed.
Size X - the size of the X error bars (upper and lower).
Show Lower Error Y - whether the lower Y errors must be displayed.
Show Upper Error Y - whether the upper Y errors must be displayed.
Size Y - the size of the Y error bars (upper and lower).
Show Lower Error Z - whether the lower Z errors must be displayed.
Show Upper Error Z - whether the upper Z errors must be displayed.
Size Z - the size of the Z error bars (upper and lower).