Using random digit dialing, researchers call 1400 people and ask what obstacles (such as childcare) keep them
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Identify the sampling technique used, and discuss potential sources of bias (if any). Explain.
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Simple random sampling is used because each telephone number has ...View the full answer
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Related Book For
Elementary Statistics Picturing The World
ISBN: 9780321911216
6th Edition
Authors: Ron Larson, Betsy Farber
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