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A company is producing fireworks and needs to have some quality control to make sure they...

A company is producing fireworks and needs to have some quality control to make sure they are being produced correctly, they want to find out the proportion of fireworks that will work correctly. They have someone testing every 200th firework on the line, to find out the proportion of fireworks that work correctly. What is the sample and statistic in this study? Select one:

a. None of these responses is correct.

b. Sample: fireworks tested by company, Statistic: proportion of fireworks produced that work correctly.

c. Sample: fireworks tested by the company, Statistic: proportion of fireworks tested that work correctly.

d. Sample: fireworks produced by company, Statistic: proportion of fireworks produced that work correctly.

math   Statistics-And-Probability   
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Answer #1

Answer: C. Sample: fireworks tested by the company, Statistic: proportion of fireworks tested that work correctly.

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