The weather in Los Angeles is dry most of the time, but it can be quite rainy in the winter. The rainiest month of the year is February. The following table presents the annual rainfall in Los Angeles, in inches, for each February from 1965 to 2006.
0.2 3.7 1.2 13.7 1.5 0.2 1.7
0.6 0.1 8.9 1.9 5.5 0.5 3.1
3.1 8.9 8.0 12.7 4.1 0.3 2.6
1.5 8.0 4.6 0.7 0.7 6.6 4.9
0.1 4.4 3.2 11.0 7.9 0.0 1.3
2.4 0.1 2.8 4.9 3.5 6.1 0.1
a. Construct a stem-and-leaf plot for these data.
b. Construct a histogram for these data.
c. Construct a dotplot for these data.
d. Construct a boxplot for these data. Does the boxplot show any outliers?
(a)
(b) Here is one histogram. Other choices for the endpoints are possible.
(c)
(d)
The boxplot shows one outlier.
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