The graph of the discrete probability to the right represents the number of live births by a mother 42 to 45 years old who had a live birth in 2015. Complete parts (a) through (d) below. 0.30- 0.25- 0.20- 0.15- 0.10- 0.05- 0.00- 0.281 0233 0.171 114 0.098 0.017 0039 0.047 Number of Live Births

Algebra and Trigonometry (MindTap Course List)
4th Edition
ISBN:9781305071742
Author:James Stewart, Lothar Redlin, Saleem Watson
Publisher:James Stewart, Lothar Redlin, Saleem Watson
Chapter14: Counting And Probability
Section14.2: Probability
Problem 3E: The conditional probability of E given that F occurs is P(EF)=___________. So in rolling a die the...
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The graph of the discrete probability to the right represents the number of live
births by a mother 42 to 45 years old who had a live birth in 2015. Complete
parts (a) through (d) below.
0.30-
0.281
0.25-
0.233
0.20-
0.171
0.15-
0.114
0.098
0.10-
0.05-
0.039 0.047
0.017
0.00-
1
2
4
6.
Number of Live Births
.....
(a) What is the probability that a randomly selected 42- to 45-year-old mother who had a live birth in 2015 has had her fourth live birth in that year?
0.114 (Type an integer or a decimal.)
(b) What is the probability that a randomly selected 42- to 45-year-old mother who had a live birth in 2015 has had her fourth or fifth live birth in that year?
0.212 (Type an integer or a decimal.)
(c) What is the probability that a randomly selected 42- to 45-year-old mother who had a live birth in 2015 has had her sixth or more live birth in that year?
0.103 (Type an integer or a decimal.)
(d) If a 42- to 45-year-old mother who had a live birth in 2015 is randomly selected, how many live births would you expect the mother to have had?
(Round to one decimal place as needed.)
Transcribed Image Text:The graph of the discrete probability to the right represents the number of live births by a mother 42 to 45 years old who had a live birth in 2015. Complete parts (a) through (d) below. 0.30- 0.281 0.25- 0.233 0.20- 0.171 0.15- 0.114 0.098 0.10- 0.05- 0.039 0.047 0.017 0.00- 1 2 4 6. Number of Live Births ..... (a) What is the probability that a randomly selected 42- to 45-year-old mother who had a live birth in 2015 has had her fourth live birth in that year? 0.114 (Type an integer or a decimal.) (b) What is the probability that a randomly selected 42- to 45-year-old mother who had a live birth in 2015 has had her fourth or fifth live birth in that year? 0.212 (Type an integer or a decimal.) (c) What is the probability that a randomly selected 42- to 45-year-old mother who had a live birth in 2015 has had her sixth or more live birth in that year? 0.103 (Type an integer or a decimal.) (d) If a 42- to 45-year-old mother who had a live birth in 2015 is randomly selected, how many live births would you expect the mother to have had? (Round to one decimal place as needed.)
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