Jul 24, 2025 · Quartiles divide a data set into four equal parts, each containing 25% of the data. They help to understand the spread and center of the data. As an important concept in statistics, quartiles …

Calculate the quartiles Q1 and Q3 for wages of the labours given below. 1. Quartiles for Raw or Ungrouped data: 2. Quartiles for Continuous series (grouped data)

Quartiles are the values that divide a list of numbers into quarters.

May 20, 2022 · To find the quartiles of a dataset or sample, follow the step-by-step guide below. Count the number of observations in the dataset (n). Sort the observations from smallest to largest. …

The quartile formula helps in calculating the value that divides a list of numbers into quarters. The data is firstly arranged into ascending order and is then divided into quartiles.

Each part contains an equal number of elements. There are three quartiles: The first quartile (Q1) represents the first 1/4 of the data set (25%). The second quartile (Q2) represents the first 2/4 of the …

Aug 3, 2025 · Quartiles are statistical measures that divide a data set into four equal parts, each representing 25% of the observations. By arranging data points in increasing order, you can identify …