The 2015 National Vital Statistics Report provides information on how the nearly four million live births that occurred in 2014 broke down by birth order. Choose at random a baby born in the United States in 2014. Baby's birth order Probability 1 3 4 2 0.391 0.319 0.168 0.072 5 6 7 0.028 0.012 0.005 The few babies who were 9th or more in birth order are included in the "8" birth order group. In 2014, 39.1% of the nearly 4 million live births in the United States were to first-time mothers. 8 0.005 If we took a random sample of 500 birth certificates from 2014, what is the probability that the sample would contain less than 35% of first births? (Enter your answer rounded to four decimal places.)
The 2015 National Vital Statistics Report provides information on how the nearly four million live births that occurred in 2014 broke down by birth order. Choose at random a baby born in the United States in 2014. Baby's birth order Probability 1 3 4 2 0.391 0.319 0.168 0.072 5 6 7 0.028 0.012 0.005 The few babies who were 9th or more in birth order are included in the "8" birth order group. In 2014, 39.1% of the nearly 4 million live births in the United States were to first-time mothers. 8 0.005 If we took a random sample of 500 birth certificates from 2014, what is the probability that the sample would contain less than 35% of first births? (Enter your answer rounded to four decimal places.)
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.6: Summarizing Categorical Data
Problem 10CYU
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Transcribed Image Text:The 2015 National Vital Statistics Report provides information on how the nearly four million live births that occurred in
2014 broke down by birth order. Choose at random a baby born in the United States in 2014.
Baby's birth order
Probability
1
0.391
4
2
3
0.319 0.168 0.072
P(p < 0.35) =
5
6
7
0.028 0.012 0.005
The few babies who were 9th or more in birth order are included in the "8" birth order group.
In 2014, 39.1% of the nearly 4 million live births in the United States were to first-time mothers.
8
0.005
If we took a random sample of 500 birth certificates from 2014, what is the probability that the sample would contain less than
35% of first births? (Enter your answer rounded to four decimal places.)
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