This Question: 1 pt 8 of 10 (0 complete) This Quiz: 10 pts possible Have harsher

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This Question: 1 pt 8 of 10 (0 complete) This Quiz: 10 pts possible Have harsher penalties and ad campaigns increased seat-belt use among drivers and passengers? Observations of commuter traffic have failed to find evidence of a significant change compared with three years ago. Explain what the study's P value of 0.57 means in this context What does the P-value mean? O A. The P-value 0.57 is the probabilty of getting results like the ones obtained in the study by natural variation alone, assuming that the proportion of commuters who wear seat belts has increased O B. The P-value 0.57 is the probabilty that the proportion of commuters who wear seat belts has changed. C. The P-value 0.57 is the probability that the proportion of commuters who wear seat belts has not changed. ?D. The P value 0.57 s the probabilty of getting es ts like the ones obtained in the study by natural variation alone, assuming that the propo OE. One minus the P-value, or 0.43, is the probabiliy that the proportion of commuters who wear seat belts has changed on o commuters who wear seat belts has not changed. Click to select your answer

Explanation / Answer

as p value is probability of getting observed or more extreme test statistic received frm sample given null hypothesis is right

option D is correct

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