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

15 verbes et employez-les à l'infinitif

A child drops a bouncy ball. Each time it bounces, it reaches a lower height until it eventually stops. Describe the energy transfers and explain why the ball

what's the answer ?[tex] \sqrt{25 \times 4} [/tex]

in an exam 90% students passed if the 15 student fail find the number of students appeared in the examination

What is the absolute mean deviation of this data? 1, 2, 3, 3, 4,5, 6, 8

HELP MEEEEEEEEEE SOOOOOO EASY PLEASE AND BRANLIEST TOOOOOO (07.04 LC)What is the solution to the equation fraction 1 over 3x = 6? x = 18 x = 2 x = fraction 1

Could someone tell me which notes these are and for which strings (this is a cello sheet for orchestra) look at attachment above!! Worth 30 points!! Will mark b

Enter the correct answer in the box. What are the solutions to the equation (x - 21)^2 = 25?

Find the value of x. If necessary, round your answer to the nearest tenth. The figure is not drawn to scale.

I need help, can you try to help with all the questions because they are too hard for me