valeriabruh valeriabruh
  • 03-05-2017
  • Mathematics
contestada

Use the given information to find the indicated probability.
P(A ∪ B) = .7, P(B) = .5, P(A ∩ B) = .3.

Find P(A).

Respuesta :

ghanami
ghanami ghanami
  • 05-05-2017
hello :
P(A ∪ B) = P(A) + P(B) - P(A ∩ B)
0.7 =P(A) + 0.5 - 0.3
P(A)  =  0.7-0.5+0.3
P(A)  = 0.5


Answer Link

Otras preguntas

What are some behavioral adaptations for a porcupines?
In what ways did contributions from African Americans aid the struggle for abolition?
how can astronomers use rocks from the moon to estimate the age of the solar system ?
what are the 2 types of behavioral responses??
Could you tell me what Are Spores?
Which sentence does not contain any errors? A. Fortunately, information on they're collars helped us locate the owners of the dogs.
Explain 2 different ways to find the greatest common factor of 15x2y3  and 24x4y2 .
what are vertically opposite angles
Complete the following statements by writing the missing word (s). 16. If two lines intersect, then their intersection is exactly ________________. 17. ________
Someone please help me : evaluate 3st to the second power + 2s if s=5 and t=3??