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StatisticsQ&A LibraryA marketing manager for a cell phone company claims that more than 55% of children aged 8-12 have cell phones. In a survery of 802 children aged 8-12 by the National Consumers League, 449 of them had cell phones. Can you conclude that the managers claim is true? Use the 0.01 level of signifance.Question

A marketing manager for a cell phone company claims that more than 55% of children aged 8-12 have cell phones. In a survery of 802 children aged 8-12 by the National Consumers League, 449 of them had cell phones. Can you conclude that the managers claim is true? Use the 0.01 level of signifance.

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