In order to survive in today's market place, cost control is extremely important. a beverage manufacturer wishes to see if a new formulation of a popular cola using a lower cost sweetener is comparable in taste to the old formulation. it conducts taste tests to see if consumers find the new formulation less tasty than the old formulation. it is presumed that consumers will not be able to distinguish between the two colas . in the first round of taste sts, 30 people are given both colas in random order.