Mathematics, 07.04.2020 23:49, stressedmolly8387
In a Gallup poll, 26.6% of 5000 people reported a Body Mass Index (BMI) greater than 30, which is classified as obese. The 5000 people polled are a random sample of adults, aged 18 and older, from the United States population. What is the 99% confidence interval for the proportion of the population who are obese
Answers: 3
, and a confidence level of 
, we have the following confidence interval of proportions.
.
, z is the value of Z that has a pvalue of 
, so 
.
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In a Gallup poll, 26.6% of 5000 people reported a Body Mass Index (BMI) greater than 30, which is cl...
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