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Unformatted text preview: b. 2. The attached file titled “Batteries.mtw” lists the life, in hours, of 13 randomly selected batteries. a. Using Minitab, find a 95% confidence interval for µ, σ-unknown. b. Delete the battery life of 1049 hours and recalculate the 95% confidence interval. c. Explain the difference in the intervals. Excel application (instructions page 301 in textbook) Repeat part 2 from above using Excel. To start, copy the data into an excel file. Show your results....
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This note was uploaded on 04/17/2008 for the course DSC 205 taught by Professor Krallman during the Spring '08 term at Miami University.
- Spring '08