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I need help solving these questions. a) The nation-wide adult smoking rate is18.8%. In a random sample of3131American adults, how many of these are likely
I need help solving these questions.
a) The nation-wide adult smoking rate is18.8%. In a random sample of3131American adults, how many of these are likely to smoke? Round to the nearest whole number.
b) In a sample of544 people,14.3%said they planned to buy an iPhone within the next year. How many people plan to buy an iPhone within the next year? Round to nearest whole number.
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