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

How many crew members did zheng he command?
Why might a slve be willing to die rather than submit to a cruel master or overseer?
The primary intracellular electrolyte is ___?
How to find the limit [tex] \lim_{n \to \infty} \frac{1}{n^{k+1}} (k!+ \frac{(k+1)!}{1!} +...+\frac{(k+n)!}{n!}), ~~~k\in N[/tex]
divide and round the quotient as indicated 0.05413 / 0.0029
A worker in an assembly line takes 7 hours to produce 28 parts. at that rate, how many parts can she produce in 35 hours?
5 miles= 8km how many km in 80 miles
A sample of monatomic chlorine is traveling through a tube at the rate of 25m/s, what is the chlorine's KE? (Mass of CL=35.45g/mol)
Gabriel had $60. He spent $36 on a pair of shoes and the rest on a shirt.What percent of money did Gabriel spend on the shirt?
Compare the mass of the ice cube with the mass of water vapor pleaseeee help