A cigarette manufacturer claims that the tar content of brand B cigarettes is lower than that of
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A cigarette manufacturer claims that the tar content of brand B cigarettes is lower than that of brand A. To test this claim, the following determinations of tar content, in milligrams, were recorded. Use the rank-sum test with the claim is valid. 0.05 To testwhether
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11 14 13 Brand A | 1 14 12 10 10 7 Brand B
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Related Book For
Probability & Statistics For Engineers & Scientists
ISBN: 9780130415295
7th Edition
Authors: Ronald E. Walpole, Raymond H. Myers, Sharon L. Myers, Keying
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