The fertility rate for a nation is the average number of children per adult woman. The table below part c shows results for western European nations, the United States, Canada, and Mexico, as reported by the United Nations in 2005.
a. Construct a stem-and-leaf plot using stems 1 and 2 and the decimal parts of the numbers for the leaves. What is a disadvantage of this plot?
b. Construct a stem-and-leaf plot using split stems (Take the first stem for 1 to have leaves 0 through 4, the second stem for 1 to have leaves 5 through 9, and the stem 2 to have leaves 0 through 4.)
c. Construct a histogram using the intervals 1.1 €“ 1.3, 1.4 €“ 1.6, 1.7 €“ 1.9, 2.0 €“ 2.2, 2.3 €“ 2.5.

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Country Fertillty Fertility Denmarlk 1 Switzerland United Kingdom United States 1.7