ESSENTIALS OF STAT. (LL)W/MYMATHLAB PKG
ESSENTIALS OF STAT. (LL)W/MYMATHLAB PKG
2nd Edition
ISBN: 9780135944608
Author: Gould
Publisher: PEARSON C
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Question
Chapter 2, Problem 1SE

a.

To determine

Find the number of morbidly obese people in the dotplot.

a.

Expert Solution
Check Mark

Answer to Problem 1SE

The number of morbidly obese people in the dotplot is 11.

Explanation of Solution

In the dotplot, 134 people according to the Survey in 2010 are plotted.

Here, BMI of more than 40 is considered as morbidly obese.

From the dotplot, 11 dots are in BMI of more than 40. Hence, the number of morbidly obese in the dotplot is 11.

b.

To determine

Find and compare the percentage of people who are morbidly obese.

b.

Expert Solution
Check Mark

Answer to Problem 1SE

The percentage of people who are morbidly obese is 8%.

Explanation of Solution

Calculation:

The percentage of people who are morbidly obese is obtained as follows:

Percentage=11134×100=8.21%8%

Thus, the percentage of people who are morbidly obese is 8%.

Comparison:

The percentage of people who are morbidly obese is 8%, which is greater than the estimated percentage of people who are morbidly obese in Country U.

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Chapter 2 Solutions

ESSENTIALS OF STAT. (LL)W/MYMATHLAB PKG

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