RESEARCH METHODS THINKING CRITICALLY WITH PSYCHOLOGICAL SCIENCE
THE SCIENTIFIC METHOD AND DESCRIPTION
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Question
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median
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mean
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mode
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range
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Detailed explanation-1: -This high IQ 125 falls within the range of 120 to 129 on the WAIS-IV scale and denotes superior intellect. ‘ The WAIS-IV is one of the most widely used IQ tests in the world. People with an IQ between 121 and 130 are called gifted. They constitute 6.7 percent of the population.
Detailed explanation-2: -It is acknowledged that current tests do not measure IQ to a level of accuracy of one point: there is a margin of error, usually considered to be about five points either side of the obtained IQ, which should be taken into account when making a diagnosis of ID (The American Association on Mental Retardation 2002).
Detailed explanation-3: -IQ 125 is at the 95th percentile-95% of people have an IQ equal to or less than 125. This means 5% of the population score higher.
Detailed explanation-4: -130 to 144: Moderately gifted. 145 to 159: Highly gifted. 160 to 179: Exceptionally gifted. 180 and up: Profoundly gifted.