11-17. Suppose the diameters of steel rods X (expressed in hundreds of millimeters) are approximately normally distributed....
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11-17. Suppose the diameters of steel rods X (expressed in hundreds of millimeters)
are approximately normally distributed. Given the following set of sample observations: 533, 532, 535, 540, 544, 536, 541, 538, 533, 537, determine a 95% confidence interval for σ2. What is the 95% confidence interval for σ?
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Related Book For 
Advanced Statistics From An Elementary Point Of View
ISBN: 9780120884940
1st Edition
Authors: Michael J Panik
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