The following are the compressive strengths (given to the nearest 10 psi) of 30 concrete samples. Use

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The following are the compressive strengths (given to the nearest 10 psi) of 30 concrete samples.

Use a computer program to find a 90% confidence interval for the standard deviation of these compressive strengths.

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John E Freunds Mathematical Statistics With Applications

ISBN: 9780134995373

8th Edition

Authors: Irwin Miller, Marylees Miller

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Question Posted: Nov 04, 2015 03:37 AM

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The following are the compressive strengths (given to the nearest 10 psi) of 30 concrete samples. Use

Question:

4890 4830 5490 4820 5230 4960 5040 5060 4500 5260 4600 4630 5330 5160 4950 4480 5310 4730 4710 4390 4820 4550 4970 4740 4840 4910 4880 5200 5150 4890

Step by Step Answer:

Using MINITAB we enter the data into C1 and C2 ...View the full answer

John E Freunds Mathematical Statistics With Applications

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