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QUESTION
You are told to construct a 63.5 % confidence interval knowing that your sample mean is x=110, your sample standard deviation is s=1.5 and your...
You are told to construct a 63.5 % confidence interval knowing that your sample mean is ¯x=110, your sample standard deviation is s=1.5 and your sample size is 160. You calculate that z⋆=0.91. Construct your confidence interval:
