# Find the 3rd quartiles in the following data set: 4 5 8 7 11 9 9

We will use the concept of statistics and median to find the value 3rd quartiles.

## Answer: 3rd quartile of our data set is 9

Let us see how we will use the concept of statistics and median to find the value 3rd quartiles.

**Explanation**:

Let us first arrange our array in ascending order and it becomes 4 5 7 8 9 9 11

The median of our data is 8.

In order to find the 3rd quartile, we have to deal with the data points that are greater than the median that is 9 9 10.

In order to find the 3rd quartile, we have to find the median of the data points that are greater than the median that is 9 9 10.

You can use Cuemath's online quartile calculator to verify your answer.