In a recent market survey, five different soft drinks were tested to determine if consumers have a preference for any of the soft drinks. Each person was asked to indicate her favorite drink. The...

In a recent market survey, five different soft drinks were tested to determine if consumers have a preference for any of the soft drinks. Each person was asked to indicate her favorite drink. The results were as follows: drink A, 20; drink B, 25; drink C, 28; drink D, 15; and drink E, 27. Is there a preference for any of these soft drinks?