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Instructions for analyzing co2 concentration data obtained from a wheat stand in nasa's biomass production chamber. Students are guided to create a scatterplot, find the equation of the regression line and correlation coefficient, and compare it with an exponential curve. Part of a larger project supported by the national science foundation and amatyc.
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John S. Pazdar Peter A. Wursthorn Project Director Principal Investigator Capital Community College Capital Community College Hartford, Connecticut Hartford, Connecticut
This project was supported, in part, by the Patricia L. Hirschy National Science Foundation Principal Investigator Opinions expressed are those of the authors Asnuntuck Community College and not necessarily those of the Foundation Enfield, Connecticut
NASA - AMATYC - NSF
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Time PPM Time PPM 0.2 850 5.2 875 0.4 850 5.4 750 0.6 1200 5.6 719 0.8 2375 5.8 672 1.0 2313 6.0 609 1.2 2250 6.2 578 1.4 2188 6.4 547 1.6 2125 6.6 469 1.8 2000 6.8 438 2.0 1938 7.0 406 2.2 1844 7.2 359 2.4 1750 7.4 312 2.6 1688 7.6 281 2.8 1625 7.8 250 3.0 1563 8.0 234 3.2 1500 8.2 219 3.4 1438 8.4 203 3.6 1344 8.6 188 3.8 1281 8.8 156 4.0 1219 9.0 172 4.2 1156 9.2 156 4.4 1094 9.4 156 4.6 1031 9.6 125 4.8 969 9.8 125 5.0 938 10.0 125