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Additional Operations

The Histogram, Statistics, and Console tools display additional information about data displayed in the iTool windows, and about operations performed with the iTools.

Plotting a Histogram

Histogram displays a histogram plot of the data currently selected in the iTool window. The Histogram plot appears in a separate iPlot window.

Figure 7-11: Histogram Plot

Figure 7-11: Histogram Plot

To display a histogram plot:

  1. Select an object or group of objects in the iTool window.
  2.  

  3. Select Operations  Histogram.

Displaying Statistics

The Statistics dialog displays all available statistical information pertaining to the object or objects currently selected in the iTool window.

To display the Statistics dialog:

  1. Select an object or a group of objects in the iTools window.
  2.  

  3. Select Operations  Statistics. The Statistics window is displayed.
  4.  

    Figure 7-12: The iTools Statistics Window

    Figure 7-12: The iTools Statistics Window

The information displayed in the Statistics window varies depending upon the type of objects selected.

The information in the Statistics window can be edited (by selecting Edit), printed, or saved as a file.

To save the text as an ASCII file:

  1. Select File  Save As.
  2.  

  3. Enter a filename. If the filename already exists, you will be asked if you want to replace the file.
  4.  

  5. Select Cancel to return to the Statistics window without saving the file.

To print the text, select File  Print. The standard Windows or Motif printer dialog is displayed.

To close the Statistics window, select File  Close.

  IDL Online Help (March 01, 2006)