There is a spectrum of the side effects of vitreous syneresis covering at one end, mild and sparse eye floaters that many people in the population experience, through to dense, numerous and opaque eye floaters that can cause significant practical and emotional difficulties for sufferers, called DVS.
Median vs. Mean. Median is often confused with another statistic called the mean, or average. The mean of a data set is equal to the sum of all the data values divided by the total number of values in the data set.Consider a data set consisting of the following numbers: 1, 8, 9, 10 and 12.hen a data set has an even number of values, the average of the two values in the middle is usually used as the median. Median salary is simply the median of a set of salary data.
Definition of Median. Median is the middle data value of an ordered data set. 1  If there are two middle values, then the median is the mean of the two numbers. 2  There will be two middle values when the number of values in the data set is even.  12, 23, 8, 46, 5, 42, 19. Mean =.