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A coin collector has over 54 books containing varying number of coins of various denominations. He is very interested in knowing the value of the collection, but does not want to take the time to look up the value of each coin in the collection. He decides to randomly select 4 books and determines the value of each coin in each of the 4 books by looking up the coin in an online pricing book. What kind of sampling does this illustrate?
Liquid Refreshment
Beverages designed to provide hydration and enjoyment, including water, sodas, juices, and teas.
Gatorade
A brand of sports drinks that is marketed to hydrate and replenish electrolytes in athletes and active individuals.
Need
A basic requirement or necessity for survival or achieving a particular outcome.
Want
An expressed desire or wish for something that is not necessary for survival but may enhance the quality of life or provide satisfaction in some way.
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