Take the following as truth: Further, studies by the Universal Postal Union indicate that the average weight for each shape (envelope, flat, packet) of mail sent from DCs to ICs is 10 to 30 percent less than the average weight of mail from ICs to ICs.
Then the following statement: "Universal Postal Union conducted a two month study on mail weight variation with location." is true, false, or inconclusive?
Answer: Inconclusive