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.
* Post-nasal drainage, such as with a sinus infection (sinusitis) or allergies. Rarely, a salty taste in the mouth is due to a nutritional deficiency, endocrine disorder or neurological disorder, such as epilepsy or migraine. Treatment is directed at the underlying cause, if possible.
The taste cells have varying number of receptors that are stimulated by several different elements and compounds, namely adenosine, chloride, hydrogen, inosine, potassium, sodium and glutamate.his accounts for the five primary tastes â sweet, salty, sour, bitter and umami (also known as savory). Below is a list of chemicals that are trigger certain taste sensations. 1  Sour taste â hydrogen ions.