Has the ease of removing your name from an e-mail list changed? A study of 100 large

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Has the ease of removing your name from an e-mail list changed? A study of 100 large online retailers revealed the following:

a. Set up the null and alternative hypotheses to try to determine whether the effort it takes to be removed from an e-mail list has changed.
b. Conduct the hypothesis test defined in (a), using the 0.05 level of significance.

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Basic Business Statistics Concepts And Applications

ISBN: 9780132168380

12th Edition

Authors: Mark L. Berenson, David M. Levine, Timothy C. Krehbiel

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Question Posted: Mar 29, 2016 06:47 AM

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Has the ease of removing your name from an e-mail list changed? A study of 100 large

Question:

NEED THREE OR MORE CLICKS TO BE REMOVED YEAR Yes No 39 2009 2008 61 93

Step by Step Answer:

PHStat output a H 0 H 1 b Decision rule df 1 If 38415 reject H 0 Test statistic 289102 Decision Sinc...View the full answer

Basic Business Statistics Concepts And Applications

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