# Question

Research about the health practices of cardiovascular technologists compared the body mass index (BMI) of the technologists with that of the general population. Weight classification by BMI is as follows: underweight, less than 19; normal, 19 to 24; overweight, 25 to 29; and obesity, 30 and higher. The following list shows the BMI values for a sample of 30 technologists.

a. Construct a stem-and-leaf plot for the BMI of the cardiovascular technologists.

b. Describe the sample of technologists as underweight, normal, overweight, or obese.

c. Find the 95% confidence interval for the median body mass index.

a. Construct a stem-and-leaf plot for the BMI of the cardiovascular technologists.

b. Describe the sample of technologists as underweight, normal, overweight, or obese.

c. Find the 95% confidence interval for the median body mass index.

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