For the standard normal distribution, 68% of the observations lie within 1 standard deviation of the mean; 95% lie within two standard deviation of the mean; and 99.9% lie within 3 standard deviations of the mean.To this point, we have been using X to denote the variable of interest (e.g., X=BMI, X=height, X=weight).he standard normal distribution is a normal distribution with a mean of zero and standard deviation of 1.
I have a wholesome tongue and it is a tree of life. mouth, because they are as a honeycomb, sweet to the soul and health to my bones. My words are as deep waters and the wellspring of wisdom as a flowing brook. given me wisdom and out of my mouth cometh knowledge and understanding. mouth is a well of life.
Yellow tongue is a usually benign condition which occurs when bacteria in the mouth produce pigments which cause the tongue to develop a yellow coating. A yellow coated tongue may look slightly alarming, but it does not indicate the presence of a major medical problem except in very rare cases.