4. Statistics and Probability

Independent Events — Quiz

Test your understanding of independent events with 5 practice questions.

Practice Questions

Question 1

Which statement best describes independent events?

Question 2

If $P(A)=0.4$ and $P(B)=0.5$, and $A$ and $B$ are independent, what is $P(A\cap B)$?

Question 3

A bag contains 3 red balls and 2 blue balls. One ball is drawn, replaced, and then a second ball is drawn. Are the two draws independent?

Question 4

If $P(A\cap B)=P(A)P(B)$, what can be concluded?

Question 5

Suppose $P(A)=0.6$, $P(B)=0.3$, and $A$ and $B$ are independent. What is $P(A\mid B)$?