20010122 20010122

07-02-2018
Mathematics

contestada

P(A) = 1/2, P(B) = 1/3, P(A or B) = 2/3. Are A and B mutually exclusive?

Respuesta :

LammettHash LammettHash

07-02-2018

[tex]A[/tex] and [tex]B[/tex] are mutually exclusive if

[tex]\mathbb P(A)+\mathbb P(B)=\mathbb P(A\cup B)[/tex]

You have

[tex]\dfrac12+\dfrac13=\dfrac56\neq\dfrac23[/tex]

so the answer is no.

Answer Link

Otras preguntas

On June 30, 2014, Apricot Co. paid $5,000 cash for management services to be performed over a two-year period. Apricot follows a policy of recording all prepaid

Are people wholly responsible for the kind of persons they become? What do you make of Hospers' psychoanalytic view that our actions are beyond our control due

Solve for x. Round to the nearest tenth of a degree, if necessary.

Write the conjugation of each verb according to the subject given. subir: Usted

A computer with a five-stage pipeline deals with conditional branches by stalling for the next three cycles after hitting one. How much does stalling hurt the p

Sal is trying to determine which cell phone and service plan to buy for his mother. The first phone costs $100 and $55 per month for unlimited usage. The second

Sven determined that the x-coordinate is approximately 3.6 because the point is closer to 4 than 3 and seems to be a little more than halfway between them. What

.Solve : 3 / 8 (x-5) = 11 -7x

A company decides to drain the water heater to flush out sediments. The water heater has a capacity of 500 gallons. It drains 100 gallons in 20 minutes. After 2

For what value of b will f(x) = x^2 + bx + 400 have -20 as its only zero? Record your answer and fill in the bubbles on your answer document.