Many people using this medication do not have serious side effects. Tell your doctor immediately if any of these unlikely but serious side effects occur: vision changes (e.g., blurred vision), eye pain, easy bruising/bleeding, mental/mood changes, swelling of ankles /feet, unusual tiredness.
Standard Deviation and Variance. Deviation just means how far from the normal. Standard Deviation. The Standard Deviation is a measure of how spread out numbers are. Its symbol is Ï (the greek letter sigma) The formula is easy: it is the square root of the Variance.
Cumulative probability of a normal distribution with expected value 0 and standard deviation 1. In statistics, the standard deviation (SD, also represented by the Greek letter sigma Ï or the Latin letter s) is a measure that is used to quantify the amount of variation or dispersion of a set of data values.