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capriciossa capriciossa
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A month ago
In January 2015 Gallup reported the results from a survey of 167,000 U.S. adults from January - June 2014 for the Gallup-Healthways Well-Being Index. Based on self-reported height and weight data, they found that 62.8% of U.S. adults are overweight or obese. A 95% confidence interval for the proportion of U.S. adults that are overweight or obese is (0.626, 0.63). Does this interval support the claim that "two-thirds of Americans are overweight or obese"?

▸ Yes

▸ No
Textbook 
Statistics: Unlocking the Power of Data

Statistics: Unlocking the Power of Data


Edition: 3rd
Authors:
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OmfgtimmyOmfgtimmy
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A month ago
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