Sleep apnea: 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 421 people aged 65 and over, 115 of them had sleep apnea. ((c) In another study, medical researchers concluded that more than 34% of elderly people have sleep apnea. Based on the confidence interval, does it appear that more than 34% of people aged 65 and over have sleep apnea? Explain.

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Sleep apnea: 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 421 people aged 65 and over, 115 of them had sleep apnea. ((c) In another study, medical researchers concluded that more than 34% of elderly people have sleep apnea. Based on the confidence interval, does it appear that more than 34% of people aged 65 and over have sleep apnea? Explain.
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Step 1: Given information

Let X be the number of people 65 and over who have sleep apnea.

X= 115 

 n= 421

level of significance  = 0.05

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