Column Statistics

This window is used to display the maximum, minimum, mean, row numbers of the first maximum and minimum values, and the standard deviation of columns.

Click on a column name in the list box to calculate its statistics.

To calculate statistics for sets of rows of the table, enter the row range in the "Row range" entry field or select rows in table window and check the "use selected rows" checkbox.

 Example row range values: 
   1-10             first 10 rows of the table
   2,4,6,8,10       list of individual rows
   4-8,20-30,40-60  list of ranges

Go to About fv.
Pages maintained by Bryan Irby
Send bug reports or feature requests via the FTOOLS help desk.

HEASARC Home | Observatories | Archive | Calibration | Software | Tools | Students/Teachers/Public

Last modified: Thursday, 16-Jul-2009 14:09:20 EDT