Assume the relationship is linear. The regression line (or trendline), equation, and coefficient of determination (R2) for the data are shown on the graph below.   Part A: In 1959, carbon dioxide concentration was about 316 parts per million (ppm). By 2000, it had risen to about 370 ppm. Determine the total growth in carbon dioxide concentration from 1959 to 2000 and express your result as a percentage change, rounded to the nearest whole percentage point. Hint Answer:  % Part B: According to the trendline of the graph, what is the rate of annual change/increase in carbon dioxide concentration? Do not round your answer. Hint   Answer:  ppm per year

MATLAB: An Introduction with Applications
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Author:Amos Gilat
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 Assume the relationship is linear. The regression line (or trendline), equation, and coefficient of determination (R2) for the data are shown on the graph below.

 

Part A: In 1959, carbon dioxide concentration was about 316 parts per million (ppm). By 2000, it had risen to about 370 ppm. Determine the total growth in carbon dioxide concentration from 1959 to 2000 and express your result as a percentage change, rounded to the nearest whole percentage point. Hint

Answer:  %

Part B: According to the trendline of the graph, what is the rate of annual change/increase in carbon dioxide concentration? Do not round your answer. Hint

 

Answer:  ppm per year

Concentration
in parts per million
430
380
330
280
1950
Carbon Dioxide Concentration, 1959-2013
1960
1970
1980
Year
1990
2000
y = 1.496x2621.2
R² = 0.9866
2010
2020
Transcribed Image Text:Concentration in parts per million 430 380 330 280 1950 Carbon Dioxide Concentration, 1959-2013 1960 1970 1980 Year 1990 2000 y = 1.496x2621.2 R² = 0.9866 2010 2020
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