Lower or First Quartile Calculator

With the help of the handy tool provided over here gives the lower quartile or first quartile output for the required set of data within less time by just entering the input list in the below box.


Ex: 32,45,12,17,43,68,75,8,11,29

First Quartile of:

Here are some samples of First Quartile calculations.

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Lower or First Quartile Calculator:Discovering the first quartile in mathematics is a bit tough as taught by the students but it is as simple as you find the median of the numbers. Make use of our lower or first quartile calculator and find out the Q1 of the numbers easily and most conveniently. Also, you will find a detailed explanation of how the outcome arrived on our calculator output screen. This helps you all to learn the concept totally and perform your first quartile calculations easily and quickly.

What is meant by First Quartile (Q1)?

The first quartile is also known as the lower quartile, and it is equal to the data at the 25th percentile of the data. Also, it is defined as the Median of the lower half of the data set which is the first half of the given set of data.

First Quartile or Lower Quartile Formula

How to Find the Lower half or First Quartile Q1 Easily?

The procedure to calculate the lower or first quartile of numbers is given here in simple steps. So, please follow the steps provided below and understand how to find out the lower quartile of numbers easily by hand.

  1. First, arrange the list of the data in ascending order.
  2. Now, the ordered data should divide into four equal quarters.
  3. Take the first half of the numbers to find the lower quartile.
  4. Now, calculate the median for the Q1 list of data.
  5. If the first quartile set of data is odd, then the median is the middle value.
  6. If the first half of the data is even, then the median is the average of mid two values.
  7. Finally, the median value is the Q1 value for the given set of data.

Use these easy steps and calculate the Q1 manually and check the result by using our free online Lower or First Quartile Calculator within a fraction of seconds.

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First Quartile Calculator

First Quartile Example Calculations

FAQs on Lower or First Quartile Calculator

1. What is the Lower half of the data?

The lower half of the data is the lower quartile Q1 which is equivalent to the 25th percentile of the data.


2. How do I find the lower quartile on a lower or first quartile calculator?

You can find a lower quartile easily for the given data set by just entering the data in the input field of the calculator and press the enter button or Calculate button to get the result of Q1 of numbers.


3. Is the first quartile the lower quartile?

Yes, The first quartile (Q1) is the lower quartile. As it is defined as the middle number between the smallest number and the median of the data set. It is also known as the lower quartile or the 25th empirical quartile and it denotes where 25% of the data is left to the Q2 after arranging the list in ascending order.


4. Where can I get a detailed solution for Lower Quartile of Numbers (Q1)?

You can get a detailed solution for finding a lower quartile or first quartile of numbers on our page instantly without any fail.