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.
(March 2015). Median income is the amount that divides the income distribution into two equal groups, half having income above that amount, and half having income below that amount. Mean income (average) is the amount obtained by dividing the total aggregate income of a group by the number of units in that group.n constant price, 2011 American median household income is 1.13% lower than what it was in 1989. This corresponds to a 0.05% annual decrease over a 22-year period. In the mean time, GDP per capita has increased by 33.8% or 1.33% annually.