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.
Definition of Mean. Mean of a set of numbers is the sum of the numbers divided by the number of items in the list. Mean of a set of n numbers a1, a2, a3, ..., an is given by.