Standard Deviation. Standard deviation is a statistical measurement of the variation in a set of data. Standard deviation indicates how much the values of a certain data set differ from the mean on average.tandard deviation is a statistical measurement of the variation in a set of data. Standard deviation indicates how much the values of a certain data set differ from the mean on average.
The salty taste you are experiencing could be due to many causes. It could be that you are dehydrated especially if you are taking a medicine such as a diuretic, or drinking too much cafienated drinks (coffee, coke.. etc).
Less commonly, an unpleasant sweet taste in the mouth could be caused by a dietary deficiency. A zinc, folic acid or vitamin B deficiency could contribute to changes in taste.(7,8,9) Usually, when sweet taste in the mouth occurs on its own and disappears in a couple of days, itâs not to be considered a major problem.