The following data are the weights in kilograms of 53 third-graders. 27.9 21.0 21.2 20.6 18.4 17.8 20.8 22.7 23.1 24.9 19.8 20.2 22.0 17.1 23.3 24.5 20.6 20.6 21.8 16.7 19.7 20.0 21.5 21.5 23.7 21.6 19.7 22.1 23.0 19.1 23.3 25.7 20.3 25.9 22.0 19.7 19.4 18.6 20.8 21.7 18.2 20.1 24.9 17.2 19.7 20.6 22.3 23.7 18.7 25.8 25.6 22.5 24.5 Part 1 out of 3 a. Form a stem-and-leaf plot of these data, using 16 through 27 as stems and the tenths digits as the leaves. (Note: It is not necessary to write decimal points. Record the leaves in increasing order.)

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