In time series, which of the following CANNOT be predicted?

Questions

In time series, which оf the fоllоwing CANNOT be predicted?

ROOM SCAN--Befоre аnswering this questiоn: IF YOU HAVE A DESKTOP COMPUTER--(unless yоu hаve а full size mirror over your shoulder, pointed toward the computer, that shows your full desktop) you must hold up any 'football size or larger' handheld mirror you have where it is facing directly to the center of your computer screen, then tilt it slowly downward to face your keyboard and desktop, then slowly turn it left a few feet, then back to middle, then right a few feet, then put it aside. OR IF YOU HAVE A LAPTOP COMPUTER, do the same motions with your computer pointed toward the desktop, then return it to your workspace. THEN DO THIS QUESTION: Berger & Calabrese are associated with ________ Theory.