3. Figure 6.23 is a scatterplot of data from theWorld Bank. The individuals are all the world'snations for which data are available. The explanatoryvariable is a measure of how rich a country is, which is80Costa Rica70USA60Namibia50GabonBotswana40500010,00020,000Gross domestic product per personFigure 6.23 A scatterplot of the life expectancy of people25,00030,00015,000in many nations against each nation's GDP per person, forExercise 3.Life expectancy (years) ng Data: Relationshipsthe gross domestic product (GDP) per person. GDP isthe total value of the goods and services produced in acountry, converted into dollars. The response variable islife expectancy at birth. Three African nations are outliers,with lower life expectancy than usual for their GDP. Afull study would ask what special circumstances explaintheotthese outliers.(a) Describe the direction and form of the relationship.Aside from the outliers, it is moderately strong.gth)(b) Explain why the direction and form of thisal?relationship make sense.

Question
Asked Oct 28, 2019
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(A) Describe the direction and the form of the relationship aside from the outliers it is moderatley strong.

(B) Explain why the direction and form of this relationship make sense.

3. Figure 6.23 is a scatterplot of data from the
World Bank. The individuals are all the world's
nations for which data are available. The explanatory
variable is a measure of how rich a country is, which is
80
Costa Rica
70
USA
60
Namibia
50
Gabon
Botswana
40
5000
10,000
20,000
Gross domestic product per person
Figure 6.23 A scatterplot of the life expectancy of people
25,000
30,000
15,000
in many nations against each nation's GDP per person, for
Exercise 3.
Life expectancy (years)
help_outline

Image Transcriptionclose

3. Figure 6.23 is a scatterplot of data from the World Bank. The individuals are all the world's nations for which data are available. The explanatory variable is a measure of how rich a country is, which is 80 Costa Rica 70 USA 60 Namibia 50 Gabon Botswana 40 5000 10,000 20,000 Gross domestic product per person Figure 6.23 A scatterplot of the life expectancy of people 25,000 30,000 15,000 in many nations against each nation's GDP per person, for Exercise 3. Life expectancy (years)

fullscreen
ng Data: Relationships
the gross domestic product (GDP) per person. GDP is
the total value of the goods and services produced in a
country, converted into dollars. The response variable is
life expectancy at birth. Three African nations are outliers,
with lower life expectancy than usual for their GDP. A
full study would ask what special circumstances explain
the
ot
these outliers.
(a) Describe the direction and form of the relationship.
Aside from the outliers, it is moderately strong.
gth)
(b) Explain why the direction and form of this
al?
relationship make sense.
help_outline

Image Transcriptionclose

ng Data: Relationships the gross domestic product (GDP) per person. GDP is the total value of the goods and services produced in a country, converted into dollars. The response variable is life expectancy at birth. Three African nations are outliers, with lower life expectancy than usual for their GDP. A full study would ask what special circumstances explain the ot these outliers. (a) Describe the direction and form of the relationship. Aside from the outliers, it is moderately strong. gth) (b) Explain why the direction and form of this al? relationship make sense.

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The scatter plot shows a positive non-linear relationship between life expectancy and GDP per person as people consume both needs and wants. Also,...

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