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Elementary,Middle School,High School,College,University,PHD
| Teaching Since: | May 2017 |
| Last Sign in: | 398 Weeks Ago, 2 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
You are working as an assistant to the dean of institutional research at your university. The dean wants to survey members of the alumni association who obtained their baccalaureate degrees 5 years ago to learn what their starting salaries were in their first? full-time job after receiving their degrees. A sample of150150alumni is to be randomly selected from the list of2 comma 2002,200graduates in that class. If the? dean's goal is to construct a9595?%confidence interval estimate for the population mean starting?salary, why is it not possible that you will be able to use the expressionUpper X overbar plus or minus Upper Z 0.025 StartFraction sigma Over StartRoot n EndRoot EndFractionX±Z0.025sYou are working as an assistant to the dean of institutional research at your university. The dean wants to survey members of the alumni association who obtained their baccalaureate degrees 5 years ago to learn what their starting salaries were in their first? full-time job after receiving their degrees. A sample of150150alumni is to be randomly selected from the list of2 comma 2002,200graduates in that class. If the? dean's goal is to construct a9595?%confidence interval estimate for the population mean starting?salary, why is it not possible that you will be able to use the expressionUpper X overbar plus or minus Upper Z 0.025 StartFraction sigma Over StartRoot n EndRoot EndFractionX±Z0.025snfor this? purpose? Explain.
nfor this? purpose? Explain.
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