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Smartphones: A poll agency reports that 40% of teenagers aged 12-17 own smartphones. A random sample of 125 teenagers is drawn. Round your answers to
Smartphones: A poll agency reports that 40% of teenagers aged 12-17 own smartphones. A random sample of 125 teenagers is drawn. Round your answers to at least four decimal places as needed.(f) Would it be unusual if less than 32% of the sampled teenagers owned smartphones? It (Choose one) 7 be unusual if less than 32% of the sampled teenagers owned smartphones, since the probability is I l
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