IB Math SL – Probability
Questions and Answers
1. Probability – IB Mathematics SL – IB maths SL
How can we find the probability if A and B are two events such that
,
and
?
Solution
Probability – IB Mathematics SL – IB Maths SL
We know that
Finally, we have
2. Conditional Probability question – IB Mathematics SL – IB maths SL
How can we calculate the probability if A and B are two events such that
,
and
?
Solution
Conditional Probability question – IB Mathematics SL – IB maths SL
From conditional probability formula, we have that
Finally, we have that