Mathematics, 18.10.2019 20:00 anyaimartinez1901
Sleep apnea is a disorder in which there are pauses in breathing during sleep. people with this condition must wake up frequently to breathe. in a sample of 427 people aged 65 years and older, 104 of them had sleep apnea. a) find a point estimate for the proportion of people aged 65 years and older who have sleep apnea. round to 2 decimal places. b) use your calculator to construct a 99% confidence interval. indicate your basic keystrokes and round your interval to 2 decimal places. c) interpret your confidence interval. in another study, medical researchers concluded that about 15% of elderly people have sleep apnea. use your confidence interval from part "b" to explain why that does or does not seem
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