Question

1.87 A stalAlll deviation contest. You must numbers f epmallest possible tions. The nedian the whole numbers 10 to 20, with re licking (a) Choose four numbers that have standard deviation. ions.(b) Choose four numbers that have the la ee close standard deviation. what to (c) Is more than one choice possible in eith part (b)? Explain. e right 1.88 Longleaf pine trees. The Wade Tract in behave? County, Georgia, is an old-growth forest of y each trees (Pinus palustris) that has survived in vely undisturbed state since before the settlement of t by Europeans. A study collected data on 584 of thes as you trees. One of the variables measured was the di the amete e t at breast height (DBH). This is the diameter of th at 4.5 feet and the units are centimeters (cm). Only trees with DBH greater than 1.5 cm were sampled. Here are the diameters of a random sample of 40 of these ns. an and trees:PINES ethe10.5 13.3 26.0 18.3 52.2 9.2 26.1 17.6 40.5 314 47.2 11.4 2.7 69.3 44.4 16.9 35.7 5.4 44.2 22 4.3 7.8 38.1 2.2 11.4 51.5 4.9 39.7 32.6 518 43.6 2.3 44.6 31.5 40.3 22.3 43.3 37.5 29.1 27 all) (a) Find the five-number summary for these data. (b) Make a boxplot. tion a (c) Make a histogram.

Answer 1

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