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A marketing firm is studying consumer preferences for winter fashions in four different months. From a population of women 18-21 years of age, a random sample of 100 women was selected in January. Another random sample of 100 women was selected in March. Another random sample of 100 women was selected in June. Another random sample of 100 women was selected in September. What is the number of samples?
Organic Contaminants
Harmful chemicals derived from or containing carbon, found in the environment, potentially affecting water and soil quality.
Soil Conditioner
A product added to soil to improve its physical qualities, such as structure, porosity, and water retention, enhancing plant growth.
Organic Fertilizer
A type of fertilizer made from natural sources, such as plant or animal waste, that improves soil fertility by providing nutrients.
Checkout Counter
A desk or counter in a store where customers pay for their purchases, typically equipped with a cash register or payment terminal.
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