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

WRITE THIS NUMBER IN WORD FORM 310,763,136 AND100,203
A crime suspect fled the scene when police officers entered the building. How far could he run in 10 minutes if he can run 5 miles per hour?
Who was the so-called new middle-class? What was the role of expertise and organization in this new professionalism?
how do you solve m/9 divided by mn squared / 3
How do three planes intersect at one point?
what are some fun facts on animal and plant cells.
An experiment consists of rolling two fair number cubes. What is the probability that the sum of the two numbers will be 8? Express your answer as a fraction in
How do you know when to use L'hospital's rule?
What conditions must be met in order for a reaction to be considered exothermic?
Rectangular classroom seats 72 students. If the seats were rearragned with 3 more seats rows in each row, the classroom would have 2 fewer rows. Find the origin