CK-12 Probability and Statistics - Advanced

(Marvins-Underground-K-12) #1

http://www.ck12.org Chapter 2. Visualizations of Data


The only plot that does not seem to be a good fit is a stem-and-leaf plot. There is an extremely wide spread with
the outlier, and creating meaningful stems would be difficult. (b) The plot is spread very widely, extending
from a group of islands with almost no significant area, to the largest island, Isabela, which is so large at
4600 mi2 that it is an extreme outlier. Even without the outlier, there is still a significant variation in the
remaining islands. Ignoring Isabela, the distribution is still significantly skewed right. You can see this in all
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