Alhambra’s Fresh Mex restaurant was quickly losing customers over a two-week period. The manager decided to ask his regular customers if they knew what was happening to the crowds that used to visit the place. The information she received was that two blocks away from Alhambra’s, a new Fresh Mex restaurant had opened up that provided meals faster and cheaper. If the manager hadn’t asked her customers, she wouldn’t have discovered the real reason for the decline. With this new marketing research information, what should she do?

Penny poodle wanted to know which dog obedience training program was more effective: puppy pride, the approach she has been using for any years, or doggie do-right, a new approach. penny convinced 50 human companions of untrained dogs to participate in her study. the dogs and their humans were randomly assigned to complete the puppy pride or doggie do-right course. at the end of the training programs, all of the dogs were scored on their level of obedience on a standardized dog obedience checklist (scores could range from 10 to 100). the design of this study is: