The Royal Badge of Wales, a coat of arms designed on behalf of the National Assembly for Wales, will feature on the banknotes alongside symbols representing the other three home nations.
Best Answer: It is possible for the standard deviation to be greater than the mean, even if all data points are positive numbers. However, the only way for this to happen is for most, if not all, data points to be at the extremes (with one extreme much greater in magnitude than the other) and nothing near the average.
Report Abuse. Standard deviation is the average distance of each piece of data from the mean. For your example, if the average (mean) score on the test is 66% with a S.D. of 16, this means that 67% of the members of your class had scores in the 66+/-16 points range. The 67% is by definition.eport Abuse. Standard deviation is the average distance of each piece of data from the mean. For your example, if the average (mean) score on the test is 66% with a S.D. of 16, this means that 67% of the members of your class had scores in the 66+/-16 points range. The 67% is by definition.