Quartiles for ungrouped data

Use this calculator to find the Quartiles for ungrouped (raw) data.

Quartiles Calculator for ungrouped data
Enter the X Values (Separated by comma,)
Results
Number of Obs. (n):
Ascending order of X values :
First Quartile :($Q_1$)
Second Quartile :($Q_2$)
Third Quartile :($Q_3$)

Quartiles for ungrouped data

The $i^{th}$ quartile for ungrouped data is given by

$ Q_i =$ Value of $\bigg(\dfrac{i(N+1)}{4}\bigg)^{th}$ observation, $i=1,2,3$

where $N$ is the total number of observations.

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