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Chronological age (as it pertains to humans) is the actual age of a person from the moment of birth to any point in time as long as that person is alive. It is the actual time span. Thus a person could be 5 years old, 11 years 10 months 2 days old...etc.

The mental development of a person is reflected in the mental age of a person. The mental age can be quite different from the chronological age. There are accepted mental development standards for an average person based on his/her chronological age. But these standards vary based on many factors, some of which are

1) Environment in which the person grows.

2) Things and situations that the person is exposed to

3) Home and societal environment

4) Stability of a society

5) Absence of war and destruction

6) Disease including mental

7) Lack of nutrition

8) Stability of the family

9) Inborn gift or lack of it

and many more

Thus we may encounter an eight year old doing and understanding college level math and science (a gift) or a 50 year old who can hardly count one through 10. Thus even though there is a linear relationship between chronological age and mental age for the average population, it can vary from person to person due to one or more of the above reasons and others.

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Related Questions

How do you figure out IQ score with chronological age and mental age?

IQ = mental age / chronological age x 100


How are intelligence test measured?

Your IQ is calculated by dividing your mental age over your chronological age multiplied by 100.You mental age is simply how you behave or your personality and your chronological age is how old you are at the moment.


If a child mental age is the same as their chronological age then What is the child IQ?

100


What is your mental age divided by chronological age and multiplied by 100?

It depends on how your chronological age is measured and scored. Often that is described as your intelligence quotient (or IQ).


Suppose riya's mental age is 20 and her chronological age is 10 what is her IQ?

Her IQ can be calculated using the formula: (mental age / chronological age) * 100. In this case, her IQ would be (20 / 10) * 100 = 200.


A boy is ten years old and has a mental age of ten years what would be his IQ?

If the boy's chronological age and mental age are equal, his IQ would be assumed to be 100. (Using chronological age x IQ/100 as the template).


If Matt has a mental age of 10 and a chronological age of 8 according to the Stanford-binet intelligence scale what is his IQ score?

125


Why is the average IQ 100?

No, 68 percent of the world's population has an IQ of between 90 and 110, an IQ of 120 means that about 95 percent of the world's population is below that point in IQ. An IQ of 100 is average.


What is the different between chronological age and health age?

Chronological age is the years you have been alive and health age is the physical age your body is. If you are obese and not in shape for instance or if you smoke a lot, your health age is probably a lot older then your chronological age.


What are the 5 types of age?

Chronological age: The actual number of years a person has lived. Biological age: Refers to how old a person's body is physiologically, based on factors such as health, fitness, and genetics. Psychological age: Reflects an individual's mental maturity and emotional well-being in relation to their chronological age. Social age: Describes a person's roles, behaviors, and expectations within a society or culture based on their age. Functional age: Refers to an individual's ability to perform daily activities and tasks independently, which may vary regardless of chronological age.


If Matt has a mental age of 10 and a chronological age of 8 according to the StanfordBinet intelligence Scale what is his IQ score?

IQ= MA/CA x 100 IQ= 10/8 x 100 IQ= 1.25 x 100 IQ= 125


Who developed the concept of mental age?

The concept of mental age was developed by psychologist Alfred Binet and his colleague Theodore Simon in the early 20th century. It was initially used to assess children's intellectual development and abilities in comparison to their chronological age.