Produce stemplots for each of the two samples of data given in Table 1, including only measurements from seedlings whose stems were cut during growth. Include the stemplots in your answer. Also, give the main reason for producing such stemplots in the context of a t-test, and comment on the shape of the stemplots relative to this reason. In Table 1, measurements given in bold were obtained from seedlings whose stems were cut during their growth. A cross indicates a seed which did not germinate.