Please Answer Question 19 (1 point) Over the past few decades, public health off

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Question 19 (1 point) 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. Is there good evidence that more than thirty percent of the teen girls smoke to stay th The alternative hypothesis is: O a) p 2 0.30 10 b) p

Explanation / Answer

Q.19) Given that, we have to check calim that is there good evidence that more than thirty percent (30%) of the teen girls smoke to stay thin. proportion = 0.30

That is to check p > 0.30

Therefore the alternative hypothesis is,

c) p > 0.30

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