1. Foundations of Probability
Probability Basics — Quiz
Test your understanding of probability basics with 5 practice questions.
Practice Questions
Question 1
Which of the following scenarios exemplifies a subjective interpretation of probability?
Question 2
For events A and B with P(A)=0.4, P(B)=0.6, and P(A$\cap$ B)=0.3, what is P(A\mid B)?
Question 3
An experiment rolls two fair four-sided dice numbered 1 to 4 and then draws one marble from an urn containing 2 white and 3 black marbles. What is the probability that the sum of the dice is odd and the marble drawn is white?
Question 4
Given P(A)=0.5, P(B)=0.6, and P(A\cup B)=0.8, are A and B independent?
Question 5
In a class of 200 students, 120 passed math, 80 passed English, and 60 passed both. What is the probability a randomly chosen student passed at least one of the two subjects?