According to the journal Chemical Engineering, an important property of a fiber is its water absorbency. A

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According to the journal Chemical Engineering, an important property of a fiber is its water absorbency. A random sample of 20 pieces of cotton fiber is taken and the absorbency on each piece was measured. The following are the absorbency values:

(a) Calculate the sample mean and median for the above sample values.
(b) Compute the 10% trimmed mean.
(c) Do a dot plot of the absorbency data.

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Probability & Statistics For Engineers & Scientists

ISBN: 9780131877115

8th Edition

Authors: Ronald E. Walpole, Raymond H. Myers, Sharon L. Myers, Keying Ye

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Question Posted: Mar 17, 2016 03:39 AM

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According to the journal Chemical Engineering, an important property of a fiber is its water absorbency. A

Question:

18.71 21.41 20.72 21.81 19.29 22.43 20.17 23.71 19.44 20.50 18.92 20.33 23.00 22.85 1925 21.77 22.11 19.77 18.04 21.12.

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