3. Discrete Random Variables

Geometric Distribution — Quiz

Test your understanding of geometric distribution with 5 practice questions.

Practice Questions

Question 1

Which of the following best describes a geometric distribution?

Question 2

If the probability of success on each trial is $p = 0.3$, what is the probability that the first success occurs on the second trial?

Question 3

A coin is flipped repeatedly until it lands on heads. If the probability of landing heads is $p = 0.5$, what is the probability that it takes exactly 4 flips to get the first head?

Question 4

If the probability of success in each trial is $p = 0.4$, what is the probability that the first success occurs within the first three trials?

Question 5

What is the expected number of trials until the first success if the probability of success in each trial is $p = 0.1$?