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

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

The manager of a local monopoly estimates that the elasticity of demand for its product is constant and equal to –3. The firm's marginal cost is constant at $20

Which of the following statements best describes Dickinson’s perspective on the train,based on the poem?A. She is enamoured with itB. She is deeply skeptical of

give the role of school head

Find the volume of the figure. Use 3.14 for pi

SIUNHVE.56. Punctuate the following sentence using capitals, full stops,question marks, inverted commas, etc.5x1=5a) why are you shouting at themb) no i can't s

list 3 other organisms that are considerd an invasive or introduced pspecies in South Florida

A 7.0 kg textbook is placed in a shelf 1.5 m high. What is the potential energy relative to the floor?

Learning to Read and Write by Frederick Douglass Why did the author’s mistress find his reading newspapers particularly threatening?

awnser plsssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssss

A:Alternate interior angles B:Consecutive interior angles C:Alternate exterior angles D:Vertical angles