Over the past few decades public health officials have examined the link between weight concerns and teen girls smoking

Question

Over the past few decades public health officials have examined the link between weight concerns and teen girls smoking Researchers surveyed a group of 273 randomly selected teen girls living in Massachusetts between 12 and 15 years old After four years the girls were surveyed again Sixty three said they smoked to stay thin Does this sample give sufficient evidence that more than 30 of teen girls in Massachusetts smoke to stay thin Support your answers with an appropriate hypothesis test 4 points

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