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Elementary,Middle School,High School,College,University,PHD
| Teaching Since: | May 2017 |
| Last Sign in: | 399 Weeks Ago, 1 Day Ago |
| Questions Answered: | 66690 |
| Tutorials Posted: | 66688 |
MCS,PHD
Argosy University/ Phoniex University/
Nov-2005 - Oct-2011
Professor
Phoniex University
Oct-2001 - Nov-2016
Sampling Distribution Workers at a large toxic cleanup project are concerned that their white blood cell counts may have been reduced. Let x be a random variable that represents white blood cell count per cubic millimeter of whole blood in a healthy adult. Then μ = 7500And σ = 1750. A randomsample of n = 50workers from the toxic cleanup sitewere given a blood test that showedÂ
. What is the probability that, for healthy adults,Â
 will be this low or lower?
(a) How does the central limit theorem apply? Explain.
(b) ComputeÂ
.
(c) Interpretation Based on your answer to part (b), would you recommend that additional facts beobtained, or would you recommend that the workers’ concerns be dismissed? Explain.
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