require 'win32ole'

#application = WIN32OLE.new('Excel.Application.5')
application = WIN32OLE.new('Excel.Application')

application.visible = TRUE
workbook = application.Workbooks.Add();
worksheet = workbook.Worksheets(1);
worksheet.Range("A1:D1").value = ["North","South","East","West"];
worksheet.Range("A2:B2").value = [5.2, 10];
worksheet.Range("C2").value = 8;
worksheet.Range("D2").value = 20;

range = worksheet.Range("A1:D2");
range.Select
chart = workbook.Charts.Add;

workbook.saved = TRUE;

application.ActiveWorkbook.Close(0);
application.Quit();