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.
From the old official World of Warcraft website: Players will come across two types of dungeons while playing World of Warcraft: micro dungeons and world dungeons. There are more than a hundred micro dungeons throughout the world of Azeroth, ranging in size from small to quite big. Micro dungeon locations will include tombs, haunted mines, ice caves, and sunken ships to name a few.