Question

A and B are two events.

P(A)=0.25 , P(B)=0.5 and P(A and B)=0.15 .

What is the value of P(A or B) ?

0.15

0.25

0.60

0.90

Answer 1

@Hero

Answer 2

Are you aware that there is a formula for this?

Answer 3

In any case, it's getting late for me and I want to watch the last NBA game before a go to bed. We can continue this tomorrow.

Answer 4

k

Answer 5

\[P(A\text{ or }B)=P(A)+P(B)-P(A\text{ and }B)\]

Answer 6

the answer is 0.25..hope that i helped

Answer 7

BACON