Standard deviation is a number used to tell how measurements for a group are spread out from the average (mean), or expected value. A low standard deviation means that most of the numbers are very close to the average. A high standard deviation means that the numbers are spread out.
Search also in: Web News Encyclopedia Images. status symbol (status symbols plural) A status symbol is something that a person has or owns that shows they have money or importance in society. n-count.
A: The toxic symbol is a hazardous pictogram that serves as a warning against dangerous chemicals. Toxic symbols are often found on household cleaning products, as well as on antifreeze bottles and gasoline cans. The most common design for the toxic symbol is a skull and crossbones.