Answer:
the probability that either B occurs without A occurring or A and B both occur is 0.73.
Step-by-step explanation:
Answer:
8.
Step-by-step explanation:
3 - (-5)
= 3+5
= 8.
We have 3 white balls in the first urn out of 9. That means we have a 1 in 3 chance at picking the white ball in the first urn.
Now, we have a 3 in 11 chance at picking the white ball in the second urn.
Since, we want them simultaneously, we need to multiply them.
1/3 × 3/11 = 1/11 chance
27/7 or Decimal: 3.857143