US IQ standard Deviation is 16.
deviation 15 is better
About 98% of the population.
The average IQ for any age is 100. A slight deviation either way (95-105) is accepted as normal. Higher is "better".
It depends on the standard deviation. IQ 138 sd 116: 1/114; IQ 138 sd 115: 1/177Have a look at this: http://www.iqcomparisonsite.com/IQtable.aspxBest wishesChristoph
US IQ standard Deviation is 16.
deviation 15 is better
It is 15 points.
The average IQ of a person in the US is around 98. IQ scores are standardized to have a mean of 100 and a standard deviation of 15.
99.6% for
About 98% of the population.
The deviation IQ was important because it helped standardize intelligence test scores by adjusting them for age. This allowed for a more accurate comparison of an individual's cognitive abilities to those of others in their age group.
The average IQ for a student in the UK is around 100, which is considered to be in the normal range. IQ scores are standardized to have a mean of 100 and a standard deviation of 15.
Approximately 6.68% of the population falls within one standard deviation above the mean IQ score of 100, which includes an IQ of 128.
IQ is based on an average of 100 and a standard deviation of 15 for any group
The average IQ for any age is 100. A slight deviation either way (95-105) is accepted as normal. Higher is "better".
It depends on the standard deviation. IQ 138 sd 116: 1/114; IQ 138 sd 115: 1/177Have a look at this: http://www.iqcomparisonsite.com/IQtable.aspxBest wishesChristoph