Mathematics, 21.02.2020 05:11 christinapim
A researcher obtained a random sample of 100 smokers and a random sample of 100 nonsmokers. After interviewing all 200 participants in the study, the researcher compared the rate of depression among the smokers with the rate of depression among nonsmokers. Identify the sampling technique used:A) observational study B) experiment
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Acar travels at an average speed of 52 miles per hour. how long does it take to travel 299 miles
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Acoin bank containing only dimes and quarters has 12 more dimes than quarters. the total value of the coins is $11. how many quarters and dimes are in the coin bank?
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Find the value of x. give reasons to justify your solutions! l, m ∈ kn
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A researcher obtained a random sample of 100 smokers and a random sample of 100 nonsmokers. After in...
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