Standard deviation from ungrouped data. The standard deviation is a summary measure of the differences of each observation from the mean. If the differences themselves were added up, the positive would exactly balance the negative and so their sum would be zero. Consequently the squares of the differences are added.
A pissant, also seen as piss ant or piss-ant, refers to a specific type of ant. The word is also used as a pejorative noun or adjective, indicating insignificance.he original pissant is any of a certain group of large ant species, commonly called wood ants, that make mounded nests in forests throughout most of Europe.
The honey pot ant is a species of ant native to the deserts of Africa, Australia, and North America.In the United States, honey pot ants are commonly found in the deserts of New Mexico and Arizona. They get their name from their diet, which consists mainly of nectar and sweet plant fluids.ppearance. Honey pot ants measure approximately 1/4 inch to 1/2 inch in length and are dark red. Some of the ants, called storage ants, have larger abdomens than the other honey pot ants.