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Elementary,Middle School,High School,College,University,PHD
| Teaching Since: | May 2017 |
| Last Sign in: | 408 Weeks Ago, 5 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
7.   To determine whether a sample should be treated  as a simple random sample, which is more important: a good knowledge of statistics, or a good knowledge of the process that produced the data?
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1.    A vendor converts the weights on the packages she sends out from pounds to kilograms (1 kg ≈ 2.2 lb).
a.   How does this affect the mean weight of the pack- ages?
b.   How does this affect the standard deviation of the weights?
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