proven effectiveness definition
proven effectiveness. ’ means that a pro- gram, project, approach, or practice has been shown by analysis of performance and results to make a significant contribution to the ac- complishment of the objectives for which it was undertaken or to have a significant effect in improving the condition or problem it was undertaken to address;
proven effectiveness. ’ means that a pro-
proven effectiveness. ’ means that a pro- gram, project, approach, or practice has been shown by analysis of performance and results to make a significant contribution to the ac- complishment of the objectives for which it