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4. Another P-value. Have harsher penalties and ad
Chapter 21, Problem 4(choose chapter or problem)
QUESTION:
4. Another P-value. Have harsher penalties and ad campaigns increased seat-belt use among drivers and passengers? Observations of commuter traffic failed to find evidence of a significant change compared with three years ago. Explain what the study's P-value of 0.17 means in this context.
Questions & Answers
QUESTION:
4. Another P-value. Have harsher penalties and ad campaigns increased seat-belt use among drivers and passengers? Observations of commuter traffic failed to find evidence of a significant change compared with three years ago. Explain what the study's P-value of 0.17 means in this context.
ANSWER:The P-value of 0.17 for this study means that there is a 17% chance of observing the results observed i