Based on the examination of the last six months' sales, your boss signs that sales of beef products are declining in your chain's restaurants. As beef entree sales decline thus do profits. Fearing beef sales have weakened due to several newspaper stories reporting E. Coli contamination exposed at area grocery stores, he suggests a review of area restaurants to see if the situation is pervasive. What do you ponder of this research suggestion?
How if at all could you advance on your boss's formulation of the research question?