=+, and p3 are the true proportions of all returned questionnaires accompanied by cover letters I, II,
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=+, and p3 are the true proportions of all returned questionnaires accompanied by cover letters I, II, and III, respectively. Use a .05 significance level.
Cover-letter Type I II III Frequency 48 44 39
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Related Book For
Statistics The Exploration And Analysis Of Data
ISBN: 9781111804138
6th Edition
Authors: John M Scheb, Jay Devore, Roxy Peck
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