There are two different ages in human body, a chronological age and a biological age. Chronological age is a number of years a person has lived. It refers to the actual time a human has been alive. Chronological age can be calculated based on the most psychological tests. Generally age of a person is measured in years, months, and days from the date the person was born. In this Chronological Age Calculator, result is estimated by the date of birth and test date.
Let's say that you were born on January 2, 1988 and the day that you took the test was on March 10, 2015.
Your pearson chronological age on the date given would be 27 years, 2 months, and 8 days.