IQ, Its Specialty, Who and How it can assessed

“Everybody is a genius. But if you judge a fish by its ability to climb a tree, it will live its whole life believing that it is stupid.”

-Albert Einstein

IQ, Brain

Introduction

As a matter of fact, An IQ assessment represents an important step in all clinical work with children and families. Through this process, problems are identified as well as treatment plans are developed. However, it helps effectively in tailoring treatment plans. Accordingly, children needs, the assessment helps in changing the intervention program. 

Definition Of IQ

IQ is a total score as well as number which measures and express a person’s intelligence as well as reasoning ability. Basically, IQ tests is a measure of intelligence computed by a child’s mental age by the child’s chronological age and multiplying the result by 100.

IQ = MA/CA x 100, whereas, MA is Mental Age and CA is Chronological Age.

Who can Assess IQ?

IQ is tested by a trained, skilled and RCI registered Clinical as well as Rehabilitation Psychologists. In case, if a centre as well as an organisation do not have Psychologist, at that time, special educator, a trained teacher in disability can also help in the estimation of a child’s IQ. Generally, an assessment of IQ takes nearly 45-60 minutes.

Why IQ Assessment is required?

It is essential for an overall understanding of the child. It helps a Psychologist, Special Educator as well as Teacher to know the basic nature of the child. Similarly, It helps in planning, teaching program or training as well as to see the outcome of the child.

Purpose of IQ Assessment

The purpose is to find out the results of treatments, to check the child’s strength, skills, capabilities as well as deficits and weaknesses. It also used for clinical researches, for admission in special or norms schools, for academic challenges.

How IQ can be optimised?

It is optimised by giving training such as special training, community training, Sensory Stimulation. Different kinds of therapies such as play therapy, Art therapy, Sand therapy, Balanced diet, Special care by parents, Counselling.

On the other hand, Functioning or utilization of the intelligence can be maximised to its fuller capacity by the special training in motor, language, cognitive, Personal and social skills. As a matter of fact, training in a adopted skills & functioning can be given by offering a reward for the desired good behaviour and responses.

Alfred Binet

Alfred Binet a French psychologist, who created the first practical IQ Test in the early 1900s. After that, they got more success together with Victor Henri and Theodore Simon.

In 1950, when they published ‘the Binet-Simon test’, which focused on Verbal abilities. In fact, It was planned to identify mental delays in children. The score on the Binet-Simon scale would show the mental age of a child.

Individual Differences in Intelligence

Eventually, Every person has intelligence differences. Intelligence seems to be distributed in the population in such a way that most people make scores in the middle range while only a few people make very high or very low scores.

Intelligence Differences, Score, IQ Score Graph

The scores and IQ deviations are in the chart as shown above. After that it shows, A person who scores between 0-84 comes under the category of Intellectual disability, who scores between 85-110 comes under the normal category. 

Similarly, who scores between 111-145 comes under the category of a gifted. That’s the reason, some people or children learn quickly and some slowly.

Types of IQ Tests

There are various types of tests developed for the measurement of intelligence as well as ability of a person. And all have their own ways to find it. These tests are used for adults. As well as many tests are specifically designed for children.

  • Denver Developmental Screening Test
  • Seguin Form Board Test
  • Porteus Maze Test
  • Gessel’s Drawing Test
  • Ravan’s Progressive Matrices
  • Wechsler’s Preschool and Primary Scale Intelligence
  • Wechsler’s Intelligence Scale for Children
  • Malin’s Intelligence Scale for Indian Children

According to the Rehabilitation of India, Classification of IQ and % of Disability

Classification of IQ Score Chart as well as Disability % shown below:-

IQ Level

Description Classification

% of Disability

85-110

Normal

70-85

Borderline

25%

50-69

Mild

50%

35-49

Moderate

75%

20-34

Severe

90%

Less than 20

Profound

100%

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