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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is the conditional probability formula?
💡 Hint: Remember it involves the joint probability divided by the probability of the condition.
Question 2
Easy
Are two events independent if P(A|B) = P(A)?
💡 Hint: Consider if the occurrence of one affects the other.
Practice 4 more questions and get performance evaluation
Interactive Quizzes
Engage in quick quizzes to reinforce what you've learned and check your comprehension.
Question 1
What is the correct formula for conditional probability?
- P(A) = P(A|B) * P(B)
- P(A|B) = P(A ∩ B) / P(B)
- P(B|A) = P(B) / P(A)
💡 Hint: Look for the formula that includes both events A and B.
Question 2
True or False: If two events are independent, P(A|B) = P(A).
- True
- False
💡 Hint: Consider what independence means in probability terms.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
In a deck of cards, what is the probability of drawing a red card given that an ace has been drawn?
💡 Hint: Consider how many cards are left after one draw.
Question 2
A bag contains 3 red and 2 blue marbles. If one is drawn and is known to be red, what is the probability of drawing a second red marble?
💡 Hint: Think about how many red marbles are left and total marbles remaining.
Challenge and get performance evaluation