In Developing an Interval Estimate for a Population Mean, a Sample

question 14

Multiple Choice

In developing an interval estimate for a population mean, a sample of 40 observations was used. The interval estimate was 17.25 2.42. Had the sample size been 160 instead of 40, the interval estimate would have been:

• A) 17.259.68
• B) 17.251.21
• C) 69.009.68
• D) 34.504.82
• E) 69.001.21

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