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Mathematics, 23.03.2021 05:10 jocelynbeoletto
One statistic used to measure a country’s wealth is its gross domestic product (GDP). A higher GDP indicates greater wealth in the country. A researcher compared the GDP per person for 12 countries with the life expectancy of that country. The data for the 12 countries are shown in the scatterplot. The value of r for the scatterplot is 0.608. A graph titled Country Wealth has G D P per person (thousands of dollars) on the x-axis, and life expectancy (years) on the y-axis. Points increase with alpha positive slope. Which of the following statements accurately describes the relationship shown in the scatterplot? There is little relationship between GDP and life expectancy. Countries with lower GDPs tend to have higher life expectancies. Countries with higher GDPs tend to have lower life expectancies. Countries with higher GDPs tend to have higher life expectancies.
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Mathematics, 21.06.2019 21:30
Lizette is training for a marathon. at 7: 00 she left her house and ran until 8: 30, then she walked until 11: 30. she covered a total distance of 18 miles. her running speed was six miles per hour faster than her walking speed. find her running and walking speeds in miles per hour.
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One statistic used to measure a country’s wealth is its gross domestic product (GDP). A higher GDP i...
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