Obesity is a growing public health concern worldwide. Adults with a body mass index (BMI) of 25 or greater are considered overweight or obese. The following table shows the number of adults (in millions) who are overweight or obese in countries with different income levels, based on data from the World Health Organization and the United Nations:
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$$\begin{array} { | l | l l | l | }
\hline \text { Country income level } & \text { Adults with high BMI (in millions) } & \text { Adults with BMI }

Question

Obesity is a growing public health concern worldwide. Adults with a body mass index (BMI) of 25 or greater are considered overweight or obese. The following table shows the number of adults (in millions) who are overweight or obese in countries with different income levels, based on data from the World Health Organization and the United Nations:
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$$\begin{array} { | l | l l | l | } 
\hline \text { Country income level } & \text { Adults with high BMI (in millions) } & \text { Adults with BMI } < \mathbf { 2 5 } \text { (in millions) } & \text { Total } \
\hline \text { High } & 549 & 414 & 963 \
\text { Upper middle } & 612 & 1042 & 1654 \
\text { Lower middle } & 288 & 1083 & 1371 \
\text { Low } & 63 & 357 & 420 \
\hline \text { All } & 1512 & 2896 & 4408 \
\hline
\end{array}$$ What is the probability that an adult lives in a high-income country and has a high BMI?

Quizplus · Accepted Answer

The probability is calculated by dividing the number of adults with a high BMI in high-income countries by the total number of adults with a high BMI. So, 549/1512 = 0.363.

Obesity Is a Growing Public Health Concern Worldwide What Is the Probability That an Adult Lives in a a Body