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What percent of the population has IQ scores between 70 and 130?
About 95% of the population has IQ scores between 70 and 130. This is the average range on a standard IQ test.
IQ scores are normally distributed with a mean of 100 and a standard deviation of 15 if a certain statistician has an IQ of 140 what percent of the population has an IQ less than he does?
About 98% of the population.
Is an IQ of 117 good for 22 year old?
An IQ is designed to be age independent so your age should be irrelevant. Also, IQ scores are designed so that average IQ score for a population is 100 and the standard deviation of the scores is 15. Thus, around 9.1 % of the population will have an IQ of 117 or higher.
Is an IQ of 149 good for a 10 year old?
An IQ of 149 is very high for anyone. Depending on whether or not the IQ is based on 15 standard deviations or 16 standard deviations, this IQ will put you slightly above or below the highest 99.9% of the population (respectively). An IQ score is supposed to be independent of age, however people with very high IQ test scores as children often test at lower IQ test scores as adults.
Standard eighteen year old male IQ?
A standard or "average" IQ for anyone, regardless of age or sex falls in a range of 90-109 with 100 being solidly average. 50% of the population have scores somewhere in this average range.
