Stats: Modeling the World Nasta Edition Grades 9-12
Stats: Modeling the World Nasta Edition Grades 9-12
3rd Edition
ISBN: 9780131359581
Author: David E. Bock, Paul F. Velleman, Richard D. De Veaux
Publisher: PEARSON
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Chapter 10, Problem 4E

(a)

To determine

To Explain: the pattern.

(a)

Expert Solution
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Explanation of Solution

Given:

  Stats: Modeling the World Nasta Edition Grades 9-12, Chapter 10, Problem 4E , additional homework tip  1

By seeing the plot scatter is displaying the country’s GDP and crowdedness. It should re-express the data in order to make the scatter plot to look more linear. This plot displays a relationship between the variables that is curved and it is not straight.

(b)

To determine

To Calculate:

(b)

Expert Solution
Check Mark

Explanation of Solution

Given:

  Stats: Modeling the World Nasta Edition Grades 9-12, Chapter 10, Problem 4E , additional homework tip  2

Therefore the GDP is finding using the dollar amounts and crowdedness takes into account the average number of persons per room living in homes. It should 1st attempts to re-express the data by taking the log of GDP.

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