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A Random Sample of Size 30 from a Normal Population

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A random sample of size 30 from a normal population yields A random sample of size 30 from a normal population yields   = 32.8 with a population standard deviation of 4.51.Construct a 95 percent confidence interval for μ. A) [23.96,41.64] B) [32.04,33.56] C) [31.45,34.15] D) [31.19,34.41] = 32.8 with a population standard deviation of 4.51.Construct a 95 percent confidence interval for μ.


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