Mean Scale Score. This is the arithmetic mean or average of the scale scores for all students who took each grade-and/or content-specific CMA. Scale scores are used to equate the CMA from year to year and to determine the performance levels.
Dictionary entry overview: What does Central Powers mean? â¢ CENTRAL POWERS (noun) The noun CENTRAL POWERS has 1 sense: 1. in World War I the alliance of Germany and Austria-Hungary and other nations allied with them in opposing the Allies Familiarity information: CENTRAL POWERS used as a noun is very rare.
shared powers As a counterpoint to separation of powers, the principle that the president, Congress, and the Supreme Court share power over the laws of the country. The U.S. system of government is sometimes called a shared-powers system..n a parliamentary system, by contrast, the legislature holds supreme power. The prime minister is chosen by members of the legislature (Parliament) from among their own number and in practice is the leader of the majority party in the legislature.