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-...

Extracted 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- 0.232 0.20- 0.15- 0.10- 0.05- 0.00- 0.171 0113 0.098 0027 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 vear? (Type an integer or a decimal.)