After the political ad campaign, pollsters check the mayor's positives. They test the hypothesis that the ads produced no change against the alternative that the positives are now above 47% and find a P-value of 0.283. Which conclusion is appropriate? Explain. Choose the correct answer below. O A. There is a 28.3% chance that natural sampling variation could produce poll results at least as far above 47% as these if there is really no change in public opinion. O B. There is a 28.3% chance that the poll they conducted is correct. OC. There is a 71.7% chance that the ads worked. O D. There is a 28.3% chance that the ads worked.

MATLAB: An Introduction with Applications
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After the political ad campaign, pollsters check the mayor's positives. They test the hypothesis that the ads
produced no change against the alternative that the positives are now above 47% and find a P-value of
0.283. Which conclusion is appropriate? Explain.
Choose the correct answer below.
O A. There is a 28.3% chance that natural sampling variation could produce poll results at least as far
above 47% as these if there is really no change in public opinion.
There is a 28.3% chance that the poll they conducted is correct.
O B.
O C.
There is a 71.7% chance that the ads worked.
O D. There is a 28.3% chance that the ads worked.
Transcribed Image Text:After the political ad campaign, pollsters check the mayor's positives. They test the hypothesis that the ads produced no change against the alternative that the positives are now above 47% and find a P-value of 0.283. Which conclusion is appropriate? Explain. Choose the correct answer below. O A. There is a 28.3% chance that natural sampling variation could produce poll results at least as far above 47% as these if there is really no change in public opinion. There is a 28.3% chance that the poll they conducted is correct. O B. O C. There is a 71.7% chance that the ads worked. O D. There is a 28.3% chance that the ads worked.
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