How is IQ Calculated?
Several months ago I wrote a post titled, Can My IQ Change? I laid out the history of the IQ test and concluded that one’s IQ can indeed change over time. But the question remains: How do we calculate one’s IQ? Today’s post is the beginning of a series that will dive deeper into cognitive testing and how I use it in my evaluations. For most clinicians, there are a few standard tests that are used in neuropsychological evaluations to derive one’s IQ. The two most commonly used are: Wechsler Intelligence Scales Woodcock-Johnson Both assessments include numerous subtests that, when [...]