Intelligence Quotient | What is Definition | Purpose | Example

Many times we hear the word IQ but don’t know about its abbreviation and meaning. IQ is the abbreviation of Intelligence Quotient. So according to science, the term Intelligence Quotient has a score derived from one of the assorted several standardized tests designed to determine the intelligence.

Definition- Intelligence Quotient

According to Professor Resing and Drenth “all intellectual abilities which required to obtain and utilize that knowledge in a good way to solve the problems that have a well-described goal called intelligence quotient”.

In simple words, you can say that IQ is a measuring tool to measure that how clever or smart you are. So Intelligence Quotient can measure how expertly and quickly a person can solve puzzles and recall  heard the information. It is used to evaluate the short and long-term memory.

History– Intelligence Quotient

Intelligence Quotient had originally designed in France to help identify students who needed more help in school. So In the 20th century, Binet and Simon designed scales of intelligence first time which accepted widely. In the World War I, the test named alpha beta army test to evaluate military personnel became very famous.

But in the recent years, the Wechsler scales have mostly used to measure the intelligence in the field of psychology. So Wechsler, the designer of Modern IQ test, published his first test in the 1930s. He took data from Alpha and Beta test to make test.  So the  main feature of computing Intelligence Quotient Test was the age correction.

Intelligence Quotient- Test Purpose

Question arises in your what is a purpose of this test? Why has it conducted?  

The answer is here;

Joel Schneider said that there are many purposes behind the conduction of Intelligence Quotient.

  1. Some IQ test has created to evaluate children at specific ages.
  2. Some have specially designed for adults.
  3. IQ Test designed for the people having some particular disabilities.

But these tests will work effectively only for those persons, who share a same cultural or social up-keeping. For example, a person living in the united states, don’t have an idea about the George Washington has lower than average intelligence rather a person living in Japan.

It has disputed whether these changes in scores reflect real changes in intellectual abilities or as well as merely methodological problems.

Intelligence Quotient- Test

Questions like “What a person knows about the world?” appear in the knowledge category. So the historical question is always fall into the knowledge category of Intelligence Quotient. For example, they may be asked from people why is it important to weak up early in the morning? So mostly questions in IQ test has asked in the form of shapes.

Intelligence Quotient test also asked a tough question to measure the knowledge of the person. Questions like, what is the difference between weather and climate? What is an abstract art? etc.

Intelligence quotient has divided into 6 types

  1. Musical
  2. Spatial
  3. Bodily-Kinesthetic
  4. Interpersonal
  5. Intra-personal
  6. Naturalist

An IQ test tells you a score often compared with your age group. So the test has a standard deviation of 15 points and a mean score of 100 points too.

Test Score and Example

IQ scores are used in many surrounding like assorter of educational achievement or special needs. So IQ test favor the people who can think on the spot. Since the early 20th century, the average Intelligence Quotient scores for many populations have been increasing at an average rate of 3 points per decade, this phenomenon is called the Flynn effect.

So in simple word, IQ score increases from one generation to the next, according to Flynn effect.

Ending Note

In the end, hard work is very important to success as IQ. So Kaufman says “It’s okay to struggle and go through setbacks”. People believed intelligence and talent are very important. But smart people don’t always live up to their potential.

These tests help to find which people would make good leaders, or be better at certain specific skills. Intelligence matters, but not as much as you might think. Extraordinary achievement depends on many things. And those things include ambition, persistence, opportunity, the ability to think clearly — even luck.




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