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| Teaching Since: | Apr 2017 |
| Last Sign in: | 438 Weeks Ago, 6 Days Ago |
| Questions Answered: | 9562 |
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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
Cell phones. Many people have trouble setting up all the features of their cell phones, so a company has developed what it hopes will be easier instructions. The goal is to have at least 96% of customers succeed. The company tests the new system on 200 people, of whom 188 were successful. Is this strong evidence that the new system fails to meet the company’s goal? A student’s test of this hypothesis is shown. How many mistakes can you find?

There is strong evidence the new instructions don’t work.
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