What is the 'Normal Distribution'. The normal distribution, also known as the Gaussian or standard normal distribution, is the probability distribution that plots all of its values in a symmetrical fashion, and most of the results are situated around the probability's mean. Values are equally likely to plot either above or below the mean.
Definition of a Mg. A milligram (mg) is a metric system unit that represents a thousandth of a gram. Because of its larger size, a mg is a more commonly used measurement than a mcg. One thousandth of a mg is one mcg, and 1,000 mcg equal one mg.
A milligram (mg) is a decimal fraction of the base unit of mass in the International System of Units (SI) kilogram, which is defined as being equal to the mass of the International Prototype Kilogram, which is almost exactly equal to the mass of one liter of water. 1 mg = 10â»Â³ g = 10â»â¶ kg.