Generally, we all know that after every test questions come test answer and scores. Behind every examination, there is always a score. This implies to IQ test questions also. After taking the test questions, you get your score, which is the determinant of your IQ category.

It is made known to us by the psychologist that the average human scores within the range of 80-100, while the category considers as the genius or the smart ones scores between the ranges of 101-128. So far research made it known that 10 percent of the world’s population falls within this category called genius.

The IQ questions are not marked in the way a general test or examination is been marked, neither is the score also. The marking of the test is complex that if you do not have a statistical background, it would be hard for you to comprehend the way the scores is been calculated. And regardless of the score, never allow it pull you down because the good news is that your IQ can definitely be improved to that of a genius.

## 2 methods of calculating IQ

The IQ test and scores would just make you eager to improve your IQ and join the league of genius. Each IQ score ranges with category name like “average” or “superior”. The score is been calculated with a different level such as “ratio IQ” which is historical, and “IQ deviation”.

**Ratio IQ**

This method is based on estimation, when you take a test and your score is being calculated with this method, it allows them to estimate your “mental age” which is then divided by your “consecutive age”. This method is more complex compared to the other method. Numerous amount of people run away from this method as a result of the complexity. Although it is the old method of calculating IQ test to get the test taker’s score and also know the taker’s rank.

**IQ deviation**

This method is the modern way of calculating people’s IQ and ranking them. An IQ test score of 100 is considered an average score and an IQ test of 115 means the person is above average. This new method is less complex compared to the “ratio IQ”.