Chapter 5, Section 2, Exercise 043 Hearing Loss In Teenagers A Recent Study1 Found That, Of The 1771 Participants Aged 12 To 19 In The National Health And Nutrition Examination Survey, 19.5% Had Some Hearing Loss (Defined As A Loss Of 15 Decibels In At Le One Ear). This Is A Dramatic Increase From A Decade Ago. The Sample Size Is Large Enough To Use The

 

Chapter 5, Section 2, Exercise 043 Hearing Loss in Teenagers A recent study found that, of the 1771 participants aged 12 to 19 in the National Health and Nutrition Examination Survey, 19.5% had some hearing loss (defined as a loss of 15 decibels in at least one ear). This is a dramatic increase from a decade ago. The sample size is large enough to use the normal distribution, and a bootstrap distribution shows that the standard error for the proportion is SE = 0.009. Find a 99% confidence interval for the proportion of teenagers with some hearing loss. Round your answers to two decimal places. The 99% confidence interval is to Rabin, R., "Childhood: Hearing Loss Grows Among Teenagers," www.nytimes.com, August 23, 2010.