Test: POST UNIT 4 Test CH 6 & 7 Question 1 of 13 This test: 13 point(s) possible This question: 1 point(s) possible Submit test The graph of the discrete probability to the right represents the Question list K number of live births by a mother 40 to 45 years old who had a 0.30 live birth in 2015. Complete parts (a) through (d) below. 0.25 0.20 0.153 10.15 Probut Question 1 0.10 0.05 0013 0 039 0.047 0.00- Number of Live Births O Question 2 O Question 3 (a) What is the probability that a randomly selected 40- to 45-year-old mother who had a live birth in 2015 has had her fourth live birth in that year? (Type an integer or a decimal.) O Question 4 (b) What is the probability that a randomly selected 40- to 45-year-old mother who had a live birth in 2015 has had her fourth or fifth live birth in that year? (Type an integer or a decimal.) O Question 5 (c) What is the probability that a randomly selected 40- to 45-year-old mother who had a live birth in 2015 has had her sixth or more live birth in that year? (Type an integer or a decimal.) O Question 6 (d) If a 40- 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.) O Question 7