Question: True or false? P-values address random sampling error. Exercises 16.12 Drove when drinking alcohol. The Youth Risk Behavior Surveillance survey for 2005 estimated that, within

True or false? P-values address random sampling error.

Exercises 16.12 Drove when drinking alcohol. The Youth Risk Behavior Surveillance survey for 2005 estimated that, within a 30-day period, 10% of the adolescent population had driven or ridden in a car or other vehicle when the driver had been drinking alcohol.p

(a) The overall response rate was about 67%. How might this bias the results of the survey?

(b) A separate validation study documented fair to good repeatability of responses when the questionnaire was administered on separate occasions.q This does not guarantee validity (responses can be repeatedly inaccurate) but does provide some reassurance. Provide examples of things we need to consider when thinking about the accuracy of responses.

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