I would expect by now that you have a SAS numeric (using TIMEw. format) variable for your character field TimeofSale. It's unclear what determines "delivery before 3 p. m." -- you would need to explain / reveal that information.
It is possible to use a SAS assignment statement to test for a SAS time constant, such as "15:00:00"T (arbitrary example time-of-day) -- then analyze your data by using SAS procedures SUMMARY, MEANS, possibly.
Furthermore, SAS procedures have been suggested, in general, for your prior posts - yet we know nothing about how much use of any of the procedures you have actually had with some success.
I strongly encourage you to take a step back, determine how much time you wish to invest in learning the SAS Base system (to get started), then consider beginning here: