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Mental age is a concept related to intelligence. It looks at how a specific individual, at a specific age, performs intellectually, compared to average intellectual performance for that individual's actual chronological age (i.e. time elapsed since birth).
The most common age threshold is 18 years of age, with thresholds ranging from 14 to 21 across nations and between provinces. Although the age of majority is referred to as a jurisdiction's legal age, the legal ages of various other issues of legal maturity like sexual consent or drinking and smoking ages are often different from the age of ...
By comparing the mental age a child scored at to their biological age, a ratio is created to show the rate of their mental progress as IQ. Terman quickly grasped the idea for his Stanford revision with the adjustment of multiplying the ratios by 100 to make them easier to read.
Louis William Stern (born Ludwig Wilhelm Stern; April 29, 1871 – March 27, 1938) was a German American psychologist and philosopher who originated personalistic psychology, which placed emphasis on the individual by examining measurable personality traits as well as the interaction of those traits within each person to create the self.
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The mental age was established independently from the chronological age, meaning that a child could have the mental age of a 10-year-old and the chronological age of a 12-year-old. It was also possible for a child to have a higher mental age than their chronological age. [3] If the mental age of a child was two years behind their chronological ...
If you or someone you know may be experiencing a mental-health crisis or contemplating suicide, call or text 988. In emergencies, call 911, or seek care from a local hospital or mental health ...
Good mental health at age 11 cuts the risk of being overweight or obese at 17, according to a study. Researchers suggest age 11 “may be a sensitive period in which psychological wellbeing is ...