In the taste test of Exercise 27, are we more likely to find that the four customers prefer the same brand or to find their opinions evenly divided between the two brands? Exercise 27 Four customers...

In the taste test of Exercise 27, are we more likely to find that the four customers prefer the same brand or to find their opinions evenly divided between the two brands?

Exercise 27

Four customers in a taste test sample two types of beverage (called A and B here) and are asked which is preferred. If customers cannot tell the two beverages apart, are we more likely to see the response AABB or AAAA?