Agricultural and industrial activity have substantially increased the reactive nitrogen content of the atmosphere. To investigate the
Question:
Agricultural and industrial activity have substantially increased the reactive nitrogen content of the atmosphere. To investigate the potential consequences on ecosystems, Stevens et al. (2015) recorded atmospheric nitrogen deposition (kg/ha/yr) and aboveground net primary production (ANPP, in g/m2/yr ), a measure of plant biomass accumulation. Atmospheric nitrogen deposition and log ANPP are plotted below.
a. What kind of plot is shown in the figure above?
b. Discuss whether these data are appropriate for linear correlation analysis. Why or why not?
c. What method would you recommend using to determine whether atmospheric nitrogen deposition and log ANPP are correlated?
d. Computer optional: Using the data available on the book website, use the method you identified in part (c)to test if these two variables are correlated.
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a The plot is a scatter plot This type of plot shows the relationship between two variables by plott...View the full answer
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