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October 26, 2014

October 26, 2014

Posted by **Melanie** on Wednesday, November 14, 2012 at 7:35am.

a. choose a larger z value, construct a wider confidence interval, and achieve a lower confidence level

b. choose a smaller z value, construct a narrower confidence interval, and achieve a higher confidence level

c. define the limits of an interval estimate of μ as x zα/2σ/√n

d. define the limits of an interval estimate of μ as x tα/25/n

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**RAJU**, Wednesday, November 14, 2012 at 11:56am(c) define the limits of an interval estimate of as x } z/2/n

Because sigma is known

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