Medical Definition of melena. : the passage of dark tarry stools containing decomposing blood that is usually an indication of bleeding in the upper part of the digestive tract and especially the esophagus, stomach, and duodenumâcompare hematochezia.
A forecast analyst's job is to research how to capitalize on existing trends as well as identify new and developing trends and sales opportunities in the market. A bachelor's degree is necessary for most forecast analysis positions, and a master's degree is often preferred for higher-level roles. Source: *U.S.
1.2 Forecasting, planning and goals. Forecasting is a common statistical task in business, where it helps to inform decisions about the scheduling of production, transportation and personnel, and provides a guide to long-term strategic planning.However, business forecasting is often done poorly, and is frequently confused with planning and goals..2 Forecasting, planning and goals. Forecasting is a common statistical task in business, where it helps to inform decisions about the scheduling of production, transportation and personnel, and provides a guide to long-term strategic planning.