The standard deviation of the diameter of 18 baseballs was 0.29 cm. Find the 95% confidence interval

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The standard deviation of the diameter of 18 baseballs was 0.29 cm. Find the 95% confidence interval of the true standard deviation of the diameters of the baseballs. Do you think the manufacturing process should be checked for inconsistency?

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Elementary Statistics A Step By Step Approach

ISBN: 9780073386102

8th Edition

Authors: Allan Bluman

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Question Posted: Sep 02, 2015 04:01 AM

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The standard deviation of the diameter of 18 baseballs was 0.29 cm. Find the 95% confidence interval

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00474 2 01890 0218 04...View the full answer

Elementary Statistics A Step By Step Approach

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