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A video rental store wants to know what proportion of its customers are under 21 years old. A simple random sample of 500 customers is taken, and 350 of them are under 21. Assume that the true population proportion of customers aged under 21 is 0.68.
Describe the sampling distribution of proportion of customers who are under age 21.
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Polls conducted by the Gallup Organization, known for their public opinion polls conducted worldwide.
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The act of offering one's time and services by choice, without monetary compensation, typically to benefit a community or cause.
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A scientist who studies how individuals think, influence, and relate to each other in social contexts.
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