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Unformatted text preview: and 2006. The assignment of plots to treatments appears below: Plot Burn Irrigate 1 No No 2 No Yes 3 Yes No 4 No No 5 Yes No 6 No Yes 7 Yes No 8 No Yes 9 Yes Yes 10 Yes Yes 11 Yes No 12 Yes Yes 13 Yes Yes 14 No No 15 No No 16 No Yes (a) Identify the design. (b) Using the data from the website, analyze the design. Be sure to specify a response and justify your nal model. Include graphs and diagnostics. Ignore the variable Overstory for now. 3. Return to the above experiment. The researchers had noted that the plots had varying amounts of large trees (overstory) that could aect the growth of understory, and so had grouped the plots into 4 separate overstory categories. Using the Overstory variable, reanalyze the data, noting any problems the addition of Overstory creates. 1...
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- Spring '08