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What percent of the respondents did not snore

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Reference no: EM131742529

Question: Snoring. After surveying 995 adults, 81.5% of whom were over 30, the National Sleep Foundation reported that 36.8% of all the adults snored. 32% of the respondents were snorers over the age of 30.

a) What percent of the respondents were under 30 and did not snore?

b) Is snoring independent of age? Explain.

Reference no: EM131742529

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