The standard deviation and range are both measures of the spread of a data set. Each number tells us in its own way how spaced out the data are, as they are both a measure of variation. The range relies on a very simple formula of subtracting the minimum data value from the maximum.
1 Locked Gold Chest, a chest found in the dungeon, which is opened with a Gold Key. 2  Pink Dungeon Chest, a chest that can be crafted. 3  Blue Dungeon Chest, a chest that can be crafted. 4  Green Dungeon Chest, a chest that can be crafted.
I found a way to make auto-refillable chests in vanilla minecraft. Download the map to see how it works :D. Theses chests are infinite and will only keep one of that item in the chest at all times. This can be very useful for adventure maps if you don't want the fear of it ever running out. Another bonus is the chest signals that it is full with 2 redstone lamps.