Quiz 9.2 & 9.3

Quiz 9.2 & 9.3 - View Attempt

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View Attempt 1 of 1 Title: MTH 316 Quiz 9.2 and 9.3 Started: November 29, 2010 5:56 PM Submitted: November 29, 2010 6:19 PM Time spent: 00:22:15 Total score: 4/10 = 40% Total score adjusted by 0.0 Maximum possible score: 10 Done 1. Consider a test for If the P- value is such that you can reject at the 4% level of significance, can you always reject at the 2% level of significance? Student Response Value Correct Answer Feedback 1. no 100% 2. yes 0% Score: 0/1 Comments: 2. If sample data is such that for a one-tailed test of you can reject at the 11% level of significance, can you always reject for a two-tailed test at the same level of significance? Student Response Value Correct Answer Feedback 1. no 100% 2. yes 0% Score: 1/1 Comments: 3. A professional employee in a large corporation receives an average of e-mails per day. Most of these e-mails are from other employees in the company. Because of the large number of e-mails, employees find themselves distracted and are unable to concentrate when they return to their tasks. In an effort to reduce distraction caused by such interruptions, one company established a priority list that all employees were to use before sending an e-mail. One month after the new priority list was put into place, a random sample of 35 employees showed that they were receiving an average of e-mails per day. The computer server through which the e-mails are routed showed that Has the new policy had any effect? Use a 5% level of significance to test the claim that there has been a change (either way) in the average number of e-mails received per day per employee. What are the null and alternate hypotheses? Your location: Assessments View All Submissions › View Attempt View Attempt http://webctap.gardner-webb.edu/webct/urw/lc9821263. .. 1 of 6 11/29/2010 6:20 PM
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Student Response Value Correct Answer Feedback 1. e-mails;
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This note was uploaded on 05/26/2011 for the course MTH 316 taught by Professor Null during the Fall '10 term at GWU.

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Quiz 9.2 & 9.3 - View Attempt

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