1. What is the IQ Calculation Formula?

The IQ (Intelligence Quotient) calculation formula estimates cognitive ability by comparing mental age to chronological age. It provides a standardized measure of intellectual development relative to one's age group.

2. How Does the Calculator Work?

The calculator uses the IQ formula:

Where:

• Mental Age — Cognitive ability level (years)
• Chronological Age — Actual biological age (years)

Explanation: The formula compares an individual's cognitive development to their actual age, with 100 representing average intelligence for that age group.

3. Importance of IQ Calculation

Details: IQ assessment helps in understanding cognitive abilities, educational placement, and identifying intellectual giftedness or potential learning challenges.

4. Using the Calculator

Tips: Enter mental age and chronological age in years. Both values must be valid positive numbers. Mental age should be assessed through standardized testing.

5. Frequently Asked Questions (FAQ)

Q1: What is considered an average IQ score?
A: An IQ score of 100 is considered average. Scores between 90-110 are within the normal range.

Q2: How is mental age determined?
A: Mental age is typically assessed through standardized intelligence tests that measure various cognitive abilities compared to age norms.

Q3: Can IQ change over time?
A: While IQ is generally stable throughout life, it can be influenced by education, environment, and cognitive training.

Q4: What are the limitations of this calculation?
A: This simple formula doesn't account for the modern standardized scoring systems used in contemporary IQ tests.

Q5: Should this be used for formal assessment?
A: For formal psychological evaluation, comprehensive standardized IQ tests administered by professionals are recommended.