Levels Tought:
Elementary,Middle School,High School,College,University,PHD
Teaching Since: | May 2017 |
Last Sign in: | 305 Weeks Ago, 4 Days Ago |
Questions Answered: | 66690 |
Tutorials Posted: | 66688 |
MCS,PHD
Argosy University/ Phoniex University/
Nov-2005 - Oct-2011
Professor
Phoniex University
Oct-2001 - Nov-2016
8.30 Have you ever negotiated a pay raise? According to an Accenture survey, 52% of U. S. workers have ( J. Yang and K. Carter, “ Have You Ever Negotiated a Pay Raise?” www. usatoday. com, May 22, 2009). a. Suppose that the survey had a sample size of Construct a 95% confidence interval for the proportion of all U. S. workers who have negotiated a pay raise. b. Based on ( a), can you claim that more than half of all U. S. workers have negotiated a pay raise? c. Repeat parts ( a) and ( b), assuming that the survey had a sample size of d. Discuss the effect of sample size on confidence interval estimation.
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