[Solution Library] In a recent survey of 150 households, 54 had central air conditioning. Construct a 99% confidence interval (z a / 2 =2.58) for the proportion
Question: In a recent survey of 150 households, 54 had central air conditioning. Construct a 99% confidence interval (z a / 2 =2.58) for the proportion of all households that contain central air conditioning.
Deliverable: Word Document 
![[See Solution] You wish to estimate, with](/images/solutions/MC-solution-library-51388.jpg "[See Solution] You wish to estimate, with 95% (z a/ 2 = 1.96)")
[See Solution] You wish to estimate, with 95% (z a/ 2 = 1.96)
(Step-by-Step) You wish to estimate 95% (z a/ 2 = 1.96) confidence, the
![[Steps Shown] Assume that the variable X](/images/solutions/MC-solution-library-51390.jpg "[Steps Shown] Assume that the variable X is normally distributed")
[Steps Shown] Assume that the variable X is normally distributed
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