Solution Found!
In Problem, construct (a) a relative frequency
Chapter 2, Problem 27E(choose chapter or problem)
Problem 27E
In Problem, construct (a) a relative frequency distribution, a frequency histogram, and (c) a relative frequency histogram for the given data. Then answer the questions that follow.
Using the data in Problem, what percentage of live births was to women 40 to 44 years old? What percentage of live births was to women 24 years or younger?
Problem
Find (a) the number of classes, (b) the class limits, and (c) the class width.
Live Births The following data represent the number of live births in the United States in 2007 for women 15 to 49 years old.
Age |
Live Births |
15-19 |
445,045 |
20-24 |
1,082,837 |
25-29 |
1,208,405 |
30-34 |
962,179 |
35-39 |
499,916 |
40-44 |
105,071 |
45-49 |
7,349 |
Questions & Answers
QUESTION:
Problem 27E
In Problem, construct (a) a relative frequency distribution, a frequency histogram, and (c) a relative frequency histogram for the given data. Then answer the questions that follow.
Using the data in Problem, what percentage of live births was to women 40 to 44 years old? What percentage of live births was to women 24 years or younger?
Problem
Find (a) the number of classes, (b) the class limits, and (c) the class width.
Live Births The following data represent the number of live births in the United States in 2007 for women 15 to 49 years old.
Age |
Live Births |
15-19 |
445,045 |
20-24 |
1,082,837 |
25-29 |
1,208,405 |
30-34 |
962,179 |
35-39 |
499,916 |
40-44 |
105,071 |
45-49 |
7,349 |
ANSWER:
Solution
Step 1 of 3
a) We have to construct a relative frequency distribution
Relative frequency=
Age |
Live Births |
Relative Frequency |
15-19 |
445,045 |
0.10324 |
20-24 |
1,082,837 |
0.25119 |
25-29 |
1,208,405 |
0.28032 |
30-34 |
962,179 |
0.2232 |
35-39 |
499,916 |
0.11597 |
40-44 |
105,071 |
0.02437 |
45-49 |
7,349 |
0.0017 |
Total |
4,310,802 |
1 |