Practice Solved Examples - 4.1.4 | 4. Conditional Probability | Mathematics - iii (Differential Calculus) - Vol 3
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4.1.4 - Solved Examples

Learning

Practice Questions

Test your understanding with targeted questions related to the topic.

Question 1

Easy

What is the formula for conditional probability?

πŸ’‘ Hint: Think about how we define one event in relation to another.

Question 2

Easy

If P(A) = 0.2 and P(B) = 0.5 with P(A ∩ B) = 0.1, what is P(A|B)?

πŸ’‘ Hint: Use the conditional probability formula.

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 conditional probability of A given B?

  • P(A|B) = P(A ∩ B)/P(B)
  • P(A|B) = P(B ∩ A)/P(A)
  • P(A|B) = P(B)/P(A ∩ B)

πŸ’‘ Hint: Recall the definition of conditional probability.

Question 2

If two events A and B are independent, P(A|B) can be expressed as?

  • True
  • False

πŸ’‘ Hint: Think about the nature of independent events.

Solve 1 more question and get performance evaluation

Challenge Problems

Push your limits with challenges.

Question 1

A factory produces defective items at 5%. If an inspector checks 10 items, what is the probability that at least one item is defective?

πŸ’‘ Hint: Use the complement rule effectively.

Question 2

In a study, 30% of individuals smoke. If 40% of smokers and 10% of non-smokers develop lung cancer, find the probability an individual has lung cancer.

πŸ’‘ Hint: Ensure clear distinctions in smoker and non-smoker probabilities.

Challenge and get performance evaluation