When the americans entered world war ii in 1941, they used the british model to form operations research teams to determine how to deploy troops, submarines, and equipment most effectively. these techniques have evolved into quantitative management?

True.  

The quantitative approach to management involves the use of quantitative techniques, such as statistics, information models, and computer simulations, to improve decision making. Such techniques offer a systematic approach for the analysis of phenomena in business which improves the outcomes

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