Question

An apple juice manufacturer has developed a new product-a liquid concentrate that, when mixed with water, produces one liter of apple juice. After careful analysis, the president has decided to market the product in one of three ways: Emphasizing convenience , emphasizing quality, or emphasizing price. in order to facilitate a decision, she conducts an experiment. twenty one grocery stores are randomly chosen in Austin area. She launches the product with advertising stressing convenience in one group of stores, quality in the second group and price in the third. a).how should the stores be assigned ?b). do you think that the this random method is the best way to do the experiment? are there other considerations that might mean we need a different method assigning stores rather than just random? c). We learn the president is concerned that the store size may plan an undue influence on sales and will cofound the experiment. she would like to eliminate store size as a variable or factor. how can the experiment be altered? draw a design diagram.