In a survey 46,197 women were asked how many children they had. The results are as follows: Number of Children Number of Women 12,576 7433 1. 2 11,296 7087 3 4 3779 1813 6 918 7 523 8 or more Total 772 46,197 (a) What is the probability that a sampled woman has five children? (b) What is the probability that a sampled woman has fewer than five children? (c) What is the probability that a woman has seven or more children?
In a survey 46,197 women were asked how many children they had. The results are as follows: Number of Children Number of Women 12,576 7433 1. 2 11,296 7087 3 4 3779 1813 6 918 7 523 8 or more Total 772 46,197 (a) What is the probability that a sampled woman has five children? (b) What is the probability that a sampled woman has fewer than five children? (c) What is the probability that a woman has seven or more children?
Chapter8: Sequences, Series,and Probability
Section8.7: Probability
Problem 4ECP: Show that the probability of drawing a club at random from a standard deck of 52 playing cards is...
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Transcribed Image Text:In a survey 46,197 women were asked how many children they had. The results are as
follows:
Number of Children Number of Women
12,576
1
7433
2
11,296
7087
3
4
3779
1813
6
918
7
523
8 or more
Total
772
46,197
(a) What is the probability that a sampled woman has five children?
(b) What is the probability that a sampled woman has fewer than five children?
(c) What is the probability that a woman has seven or more children?
(d) Using a cutoff of 0.05, it is umusual for a woman to have no children?
Expert Solution
Step 1
Given 46197 women's answer about how many children they had
| Number of Children | Number of Women |
| 0 | 12576 |
| 1 | 7433 |
| 2 | 11296 |
| 3 | 7087 |
| 4 | 3779 |
| 5 | 1813 |
| 6 | 918 |
| 7 | 523 |
| 8 or more | 772 |
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