alyssagc20
alyssagc20 alyssagc20
  • 01-05-2019
  • Mathematics
contestada

Events A and B are independent. Find the missing probability.
P(b)=9/20,p(a|b)=1/5,p(a)=?

Respuesta :

jovanadimovska
jovanadimovska jovanadimovska
  • 01-05-2019

Answer:

4/9

Step-by-step explanation:

since they are independent

p(ab)=p(a/b)=p(a)*p(b)

1/5=p(a)*9/20

p(a)=[tex]\frac{\frac{1}{5} }{\frac{9}{20} }  = 4/9[/tex]

Answer Link

Otras preguntas

what is (-x)^5???????
what are 7 basic internal componets found inacomputer
By,1885, what were the only two African countries to remain independent?
What is white blood cell?
What was a result of middle-class Americans moving to the suburbs of most cities?
why did Dante most likely choose to write his views on Christianity in an indirect manner when he wrote the Divine Comedy?
What is 1/100 as a percent?
what were the terms of the peace treaty between the United States and Spain
What is the main source of downward convection movement in the mantle? a. ridge-pull b. ridge-push c. slab-push d. slab-pull
civil war soldiers and problems they faced