According to Stanford-Binet Intelligence Scale, his IQ score of Logan comes out to be 120, which represents that Logan is a high achiever child.
IQ stands for Intelligence Quotient. It is a score describing the intelligence level of a human which is determined by testing some standardized characteristics within an individual.
Given values:
Mental age: 12
Normal age: 10 years
Computation of IQ score:
[tex]\rm\ IQ \rm\ Score=\frac{\rm\ Mental \rm\ age}{\rm\ Normal \rm\ age} \times 100\\\rm\ IQ \rm\ Score = \frac{12}{10} \times 100\\\\\rm\ IQ \rm\ Score =120[/tex]
Therefore, his IQ score of Logan is 120 which shows that he is a high achiever person under the Stanford-Binet Intelligence Scale.
Learn more about the IQ score in the mentioned link:
https://brainly.com/question/14377171
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