A firm is currently testing two different procedures for adjusting the cutting machines used in the production

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A firm is currently testing two different procedures for adjusting the cutting machines used in the production of greeting cards. The results of two samples show the following recorded adjustment times (in seconds).

Is there sufficient reason to conclude that method 2 requires less time, on average, than method 1 at the 0.05 level of significance?

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Elementary Statistics

ISBN: 9780538733502

11th Edition

Authors: Robert R. Johnson, Patricia J. Kuby

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Question Posted: Aug 28, 2015 04:07 AM

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A firm is currently testing two different procedures for adjusting the cutting machines used in the production

Question:

Method 1 17 15 14 18 16 15 17 18 15 14 14 16 15 Method 2 14 14 13 13 15 12 16 14 16 13 14 13 12 15 17 13

Step by Step Answer:

Using the MannWhitney U Test independent samples Step 1 a Machine adjustment times b H o No diff...View the full answer

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