Super One grocery store decided to learn more about their shoppers' behaviors related to buying groceries at their store. Super One already has cameras in their stores to deter and apprehend shoplifters. Super One decided to use the videos from store cameras to unobtrusively observe shoppers' behavior and examine how customers behaved. Researchers watched the videos and wrote down their thoughts about observed shopping behaviors. Further, researchers asked customers a series of openended questions one$-$on$-$one about their shopping experiences.

The U$.$S$.$ has been described as a melting pot. The U$.$S$.$ is the most diverse nation in the world, and there are many ways to stratify the various different types of people living in the U$.$S$.$ For example, here in the south, Southerners are characterized by many things that are unique. Southerners share many values and beliefs: such as hospitality, religiosity, a love of home cooked food, politeness $($Mam or Sir please$),$ friendliness, charity, and spirituality, just to name a few.

Arby's Restaurant is considering adding a new item to their menu, the roast beef quesadilla, to compete with fast food restaurants in the fast$-$Mexican food category. They want to determine if this item will be a desirable food option for their menu and well$-$liked by their customers.

Kroger grocery store wants to know more about their shoppers' behavior at their stores. They also wanted the results of their research efforts to be measured in a way that would be generalizable to all of their customers. They used their customer data base to identify respondents to be selected in a brief $10$ question survey sent electronically to customers' email address. Kroger used a computer software program with an algorithm to randomly select customers from their total population list, so that all customers had an equal chance for being selected for the