mramzaniubedu mramzaniubedu

12-01-2022
Mathematics

contestada

given that P(A)=0.5 and p(AUB)=0.6 find the P(B) if P(A/B) =0.4?

Respuesta :

yonas17 yonas17

12-01-2022

First we have to find p(AnB)
P(A/B)=p(AnB)/p(A)
P(AnB)=p(A) x p(A/B)
P(AnB)=0.5 x 0.4 = 0.2
Then to find p(B)
P(A∪B) = P(A) + P(B) - P(A∩B)

P(A∪B) = 0.5+p(B)-0.2
0.6=0.3+p(B)
P(B)=0.6-0.3=0.3

Answer Link

Otras preguntas

New investment is usually put into an economy when profit expectations are __________.

What is the term for each step in the transfer of energy and matter within a food web? energy path food chain trophic level food pyramid?

Why did Europeans consider mercantilism a successful policy

When was photography introduced to england?

You must make sure abuse has occurred before making a report

Select the correct contraction to complete the sentence. It is no surprise that my friend wants to become an entomologist, because _____ so interested in the

I need solutions for both

How to find magnitude of acceleration when object is constant speed but changing direction?

Intrapreneurial managers who leave their current organizations because of a lack of opportunity and start their own companies are known as _____.

What titanic sank there enough lifeboats for everyone on that flight?