This is called a confidence interval for the sample

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Unformatted text preview: is called a confidence interval for . The sample size is deviation is given as Chapter 7 : Confidence Intervals and S ample S ize S ection 7 .1 : Confidence Intervals for the Mean W hen sigma is Known Ex erc is e: Find the c onfidenc e interval for the mean when s igma is k nown Su p p le me n ta ry Re s o u rce s , and the population standard . According to the central limit theorem, because the sample size is large, the sample mean and standard deviation follows (approximately) a normal distribution with mean . Thus, the v...
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