However, this does not take into consideration the variation in scores amongst the 50 students (in other words, the standard deviation). After all, if the standard deviation is 15, then there is a reasonable amount of variation amongst the scores when compared with the mean.
Quick Answer. Macrominerals are inorganic nutrients that the human body requires in large quantities because they carry out several critical bodily functions. The most important macrominerals include potassium, calcium, magnesium, sodium, chloride, sulfur and phosphorus.
Asbestos is a group of minerals, although it is often referred to as just one mineral. This group of minerals includes six different fibrous substances: amosite, chrysotile, crocidolite, tremolite, actinolite, and anthophyllite. These minerals are silicate-based, meaning they are made largely of silicon and oxygen, and their structure is made up of bundles of long, thin fibers that can be pulled apart.