What percentage of the population is Left hand dominant?
>> http://en.wikipedia.org/wiki/Left-Handed >> ” In 1977, approximately 8 to 15% of the adult population was left-handed. Studies indicate that left-handedness is more common in males than females. Left-handedness, in comparison to the general population, also appears to occur more frequently in identical twins, and several groups of neurologically disordered individuals (such as people suffering from epilepsy, Down’s Syndrome, autism, mental retardation and dyslexia). Statistically, the identical twin of a left-handed person has a 76% chance of being left-handed, identifying the cause(s) as partly genetic and partly environmental. Also people of South Asian, Eastern European, Southeast Asian descent are more left-handed than any other ethnic groups in the world, while people of Western European, Northern European, and African descent are less left-handed.. Statistics show that older people are less likely to be left-handed than their younger counterparts the percentages of left-handed
>> http://en.wikipedia.org/wiki/Left-Handed >> ” In 1977, approximately 8 to 15% of the adult population was left-handed. Studies indicate that left-handedness is more common in males than females. Left-handedness, in comparison to the general population, also appears to occur more frequently in identical twins, and several groups of neurologically disordered individuals (such as people suffering from epilepsy, Down’s Syndrome, autism, mental retardation and dyslexia). Statistically, the identical twin of a left-handed person has a 76% chance of being left-handed, identifying the cause(s) as partly genetic and partly environmental. Also people of South Asian, Eastern European, Southeast Asian descent are more left-handed than any other ethnic groups in the world, while people of Western European, Northern European, and African descent are less left-handed.. Statistics show that older people are less likely to be left-handed than their younger counterparts the percentages of left-handed
