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Elementary,Middle School,High School,College,University,PHD
| Teaching Since: | May 2017 |
| Last Sign in: | 398 Weeks Ago, 3 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
The Public Interest Research Group (PIRG) surveyed 197 credit reports and concluded that one in four contained serious errors. However, the survey’s results were called into question because PIRG only surveyed ts own members. Was this a convenience sample, a systematic sample, a cluster sample, or a stratified sample?
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