Poplar Tree Experiment? Weights (kg) of poplar trees were obtained from trees planted in one region that was rich and moist and a second region that was sandy and dry. The trees were given different treatments as identified in the table below. The data are from a study conducted by researchers at Pennsylvania State University and were provided by Minitab, Inc.; the Minitab results are displayed. What do you conclude?
Solution 2RE Step 1: The given data are the weights of poplar tree planted in two different regions. The trees are given four different treatments. Then, the given data are categorized according to two factors. The two factors are regions where the trees are planted and four different treatments given to the trees. The Minitab two-way analysis of variance display with the given data is considered below: