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Science-Related Homework Help Statistics and Probability Topic started by: cjulia8 on Dec 30, 2021



Title: The Centers for Disease Control (CDC) would like to test the hypothesis that the proportion of obese ...
Post by: cjulia8 on Dec 30, 2021
The Centers for Disease Control (CDC) would like to test the hypothesis that the proportion of obese adults in the U.S. has increased this year when compared to last year. A random sample of 125 adults this year found that 56 were obese. Last year, a random sample of 140 adults found that 42 were obese. If Population 1 is defined as this year and Population 2 is defined as last year, the pooled estimate for the overall proportion is ________.

▸ 0.290

▸ 0.315

▸ 0.370

▸ 0.392


Title: The Centers for Disease Control (CDC) would like to test the hypothesis that the proportion of obese ...
Post by: mahsa on Dec 30, 2021
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