search for: commonfield

Displaying 1 result from an estimated 1 matches for "commonfield".

2007 Jan 26
3
Using tapply to create a new table
All, I'm sure that this is covered somewhere, but I can't seem to find a good explanation. I have an existing table that contains information grouped by date. This is as so: Day NumberOfCustomers NumberOfComplaints 20060512 10040 40 20060513 32420 11 ... I also have a table at the detail level as so: Day Meal PricePaid UsedCupon 20060512 Fish 14 Y 20060512 Chicken 20 N