The female life expectancy and the male life expectancy (in years) for 30 industrial countries were recorded. The data are shown in the back-to-back stemplot below. Female Life Expectancy Male Life Expectancy 68 69 69 70 18 71 72 9 73 0 74 9 75 12 5 6 8 9 76 2 2 7789 99 77 12 4567 78 0 4 5 6 7 4 1 79 2 4 2 80 988 776 6 4 1 81 8 7 5 3 3 2 82 99832 183 84 85 68/6 represents 68.6 years
The female life expectancy and the male life expectancy (in years) for 30 industrial countries were recorded. The data are shown in the back-to-back stemplot below. Female Life Expectancy Male Life Expectancy 68 69 69 70 18 71 72 9 73 0 74 9 75 12 5 6 8 9 76 2 2 7789 99 77 12 4567 78 0 4 5 6 7 4 1 79 2 4 2 80 988 776 6 4 1 81 8 7 5 3 3 2 82 99832 183 84 85 68/6 represents 68.6 years
Calculus For The Life Sciences
2nd Edition
ISBN:9780321964038
Author:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Publisher:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Chapter1: Functions
Section1.EA: Extended Application Using Extrapolation To Predict Life Expectancy
Problem 7EA
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Transcribed Image Text:The female life expectancy and the male life expectancy (in years) for 30 industrial countries were
recorded. The data are shown in the back-to-back stemplot below.
Female Life Expectancy
68
Male Life Expectancy
69
69
70 18
71
72 9.
8 73
0.
9
75
9 76
12 5 68
227789
9 9
77
1 2 4 5 6 7
78
0 4 5 6 7
4 1 79
2
4 2
1 81
80
9 8 8 7 7 6 6 4
8 7 5 3 3 2 821
998 32 183
84
85
686 represents 68.6 years
Based on the stemplot, which of the following statements is true?
(A) The median life expectancy and the range of life expectancies are both less for females than for
males in these countries.
(B) The median life expectancy and the range of life expectancies are both greater for females than
for males in these countries.
(C) The median life expectancy is the same for females and males in these countries, and the range
of life expectancies is the same for females and for males in these countries.
(D) The median life expectancy is less for females than for males in these countries, and the range of
life expectancies is greater for females than for males in these countries.
(E) The median life expectancy is greater for females than for males in these countries, and the range
of life expectancies is less for females than for males in these countries.
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