The graph of the discrete probability to the right represents the number of live births by a mother 51 to 56 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- 0.00L 0.233 1 0.288 2 0.169 0.113 0.097 0.026 0.029 0.045 3 5 Number of Live Births (a) What is the probability that a randomly selected 51- to 56-year-old mother who had a live birth in 2015 has had her fourth live birth in that year? 0.113 (Type an integer or a decimal.) (b) What is the probability that a randomly selected 51- to 56-year-old mother who had a live birth in 2015 has had her fourth or fifth live birth in that year? 0.21 (Type an integer or a decimal.) (c) What is the probability that a randomly selected 51- to 56-year-old mother who had a live birth in 2015 has had her sixth or more live birth in that year? 0.1 (Type an integer or a decimal.) (d) If a 51- to 56-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.).

MATLAB: An Introduction with Applications
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Author:Amos Gilat
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Chapter1: Starting With Matlab
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Question
The graph of the discrete probability to the right represents the
number of live births by a mother 51 to 56 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
0.233
Ó 1
0.288
2
0.169
0.113 0.097
0.026 0.029 0.045
6
3 4 5
Number of Live Births
7
(a) What is the probability that a randomly selected 51- to 56-year-old mother who had a live birth in 2015 has had her fourth live birth in that year?
0.113 (Type an integer or a decimal.)
(b) What is the probability that a randomly selected 51- to 56-year-old mother who had a live birth in 2015 has had her fourth or fifth live birth in that year?
0.21 (Type an integer or a decimal.)
What is the probability that a randomly selected 51- to 56-year-old mother who had a live birth in 2015 has had her sixth or more live birth in that year?
0.1 (Type an integer or a decimal.)
(d) If a 51- to 56-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.)
8
o
Transcribed Image Text:The graph of the discrete probability to the right represents the number of live births by a mother 51 to 56 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 0.233 Ó 1 0.288 2 0.169 0.113 0.097 0.026 0.029 0.045 6 3 4 5 Number of Live Births 7 (a) What is the probability that a randomly selected 51- to 56-year-old mother who had a live birth in 2015 has had her fourth live birth in that year? 0.113 (Type an integer or a decimal.) (b) What is the probability that a randomly selected 51- to 56-year-old mother who had a live birth in 2015 has had her fourth or fifth live birth in that year? 0.21 (Type an integer or a decimal.) What is the probability that a randomly selected 51- to 56-year-old mother who had a live birth in 2015 has had her sixth or more live birth in that year? 0.1 (Type an integer or a decimal.) (d) If a 51- to 56-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.) 8 o
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