CHAPTER 2
Probability Sampling
Did you ever go into a coffee shop and discover they were giving away samples of a new blend they were serving? Or how about going to a grocery store and finding a person in one of the aisles distributing hot samples of a new pizza bread snack in the frozen food section? Beyond the obvious purpose of enticing you to buy the drink or food being offered, you probably never gave much thought to the small portion of the drink or food you were offered. Whether you would consider giving the merchant your hard-earned money for a full cup or a large package of pizza bread depends not only on your food preferences and whether you liked the taste, but also on an underlying assumption that you make regarding the sample you ...
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