The following data are 40 measurements of diameter growth rate of the tropical tree Dipteryx panamensis from a long-term study at La Selva, Costa Rica (Clark and Clark 2012). The data are logtransformed, with the original units in millimeters.

a. Make an appropriate graph of the data.

b. Examine the graph. Do the data appear to be sampled from a population having a normal distribution? Why or why not? Identify all the features on which you based your conclusion.

Transcribed Image Text:

0.0.0.0, 0.1,0.1, 0.1,0.1, 0.3,0.3, 0.4,0.4, 0.4.0.4, 0.4.0.4, 0.5,0.5, 0.5,0.5, 0.5,0.5, 0.6,0.6, 0.6,0.6, 0.7, 0.7, 0.7,0.7, 0.7,0.7, 0.7,0.7, 0.8,0.8, 0.8,0.8, 0.8,0.8, 1.2,1.2, 1.2,1.2, 1.3,1.3, 1.4,1.4, 1.6,1.6, 1.9,1.9, 2.0,2.0, 2.1,2.1, 2.1,2.1, 2.2,2.2, 2.2,2.2, 2.3,2.3, 2.4,2.4, 2.5,2.5, 2.5,2.5, 2.7,2.7, 2.7,2.7, 2.7,2.7, 2.7, 2.7, 2.8,2.8, 3.13.1