Income derived from Social Security is currently estimated to keep roughly 20% of all Americans, age 65 or older, above the Federally defined poverty level. The Social Security Administration is headquartered in Woodlawn, Maryland, just west of Baltimore.
Control is the term used to describe an object in a window or dialog box. Controls include push buttons, scroll bars, radio buttons and pull-down menus.
A control variable is the one that stays the same. A controlled variable is a variable that is kept the same between the control group and experimental group, so that only the â¦ experimental (independent) variable is allowed to change.