Waardenburg Syndrome Due to PAX3 Mutations - Waardenburg Syndrome Due to PAX3 Mutations Waardenburg Syndrome was discovered in 1951 by a Dutch opthamologist, Petrus Johannes Waardenburg. He observed that often people with two different colored eyes also had hearing problems.
Range-Range is the difference between the lowest number and the highest number. Take, for example, math test scores. Let's say your best score all year was a 100 and your worst was a 75. Then the rest of the scores don't matter for range.
Define Mean for Math. In math, the mean is the average of a set of numbers. To find the mean of a data set, add up all of the numbers in the set, and then divide that total by the number of numbers in the set. In statistics, the mean is one of the three measures of central tendency, which are single numbers that try to pinpoint the central location within a data set.