The Excel QUARTILE Function

Related Function:
PERCENTILE
QUARTILE & QUARTILE.INC Functions

In Excel 2010, the QUARTILE function has been renamed the QUARTILE.INC function.

Although it has been replaced, the Quartile function is still available in Excel 2010 (stored in the list of compatibility functions), to allow compatibility with earlier versions of Excel.

Related Function:
PERCENTILE

Basic Description

The Excel QUARTILE function returns a requested quartile of a supplied range of values.

The syntax of the function is:

QUARTILE( array, quart )

Where the function arguments are:

array-The range of data values for which you want to calculate the specified quartile.
quart-An integer between 0 and 4, representing the required quartile.

If the requested quartile falls between two of the values in the supplied array, Excel interpolates between these values to calculate the quartile value.

Note that the Excel Quartile function is closely related to the Excel Percentile function in that:


Quartile Function Examples

The spreadsheet below shows examples of the Excel Quartile function used to calculate the quartiles of the set of values 0-6 (stored in cells A1-A7 of the example spreadsheet).

 Formulas:
 AB
12=QUARTILE( A1:A7, 0 )
21=QUARTILE( A1:A7, 1 )
36=QUARTILE( A1:A7, 2 )
44=QUARTILE( A1:A7, 3 )
53=QUARTILE( A1:A7, 4 )
65 
70 
 Results:
 AB
120
211.5
363
444.5
536
65 
70 

Note that in the above examples:


For further examples of the Excel Quartile function, see the Microsoft Office website.


Quartile Function Errors

If you get an error from the Excel Quartile function this is likely to be one of the following:

Common Errors
#NUM!-

Occurs if either:

  • The supplied value of quart is is < 0 or > 4
or
  • The supplied array is empty.
#VALUE!-Occurs if the supplied value of quart is non-numeric.