For an interactive learning experience, check out the Choose a Light Guide. 1  Light Bulb Purchasing Guide (PDF, 652 KB) 2  ENERGY STAR certified bulbs use less power (watts) than incandescent bulbs. 3  ENERGY STAR certified bulbs are available in a variety of shades. 4  Not all ENERGY STAR certified bulbs are dimmable.
Coefficient of variation. Not to be confused with Coefficient of determination. In probability theory and statistics, the coefficient of variation (CV), also known as relative standard deviation (RSD), is a standardized measure of dispersion of a probability distribution or frequency distribution.
UAD vs. UDT Designations. When the term âU/D/Tâ or âUDTâ appears in an instrument, it means the opposite. It stands for âunder declaration of trust.â The grantor and the trustee are the same person. The grantor maintains control over the assets he has placed into it, and he can only do this if the trust is revocable.