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Levels Tought:
University
| Teaching Since: | Apr 2017 |
| Last Sign in: | 438 Weeks Ago, 1 Day Ago |
| Questions Answered: | 9562 |
| Tutorials Posted: | 9559 |
bachelor in business administration
Polytechnic State University Sanluis
Jan-2006 - Nov-2010
CPA
Polytechnic State University
Jan-2012 - Nov-2016
Professor
Harvard Square Academy (HS2)
Mar-2012 - Present
10.30 The article “Irritated by Spam? Get Ready for Spit” (USA Today, November 10, 2004) predicts that “spit,” spam that is delivered via Internet phone lines and cell phones, will be a growing problem as more people turn to web-based phone services. In a 2004 poll of 5500 cell phone users conducted by the Yankee Group, 20% indi- cated that they had received commercial messages and ads on their cell phones. Is there sufficient evidence that the proportion of cell phone users who have received com- mercial messages or ads in 2004 was greater than the pro- portion of .13 reported for the previous year?
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