a simple random sample of 100 adults aged 18-25, 16 of them said they had purchased a phone within the past year. Is it appropriate to use the methods of this section to perform a hypothesis test about the proportion of adults aged 18-25 who have purchased a phone in the past year? No, the sample size is too large in comparison with the population. No, the number of responses in each category is nt greater than 10. Yes, it is appropriate