Practice - Key Discrete and Continuous Distributions
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Practice Questions
Test your understanding with targeted questions
Define the binomial distribution.
💡 Hint: Think about success and failures.
What is the formula for the Poisson distribution?
💡 Hint: Recall the average occurrence.
4 more questions available
Interactive Quizzes
Quick quizzes to reinforce your learning
What is the probability mass function of the binomial distribution?
💡 Hint: Think about combinations.
True or False: The mean and variance of a Poisson distribution are both equal to λ.
💡 Hint: Consider characteristics of λ.
1 more question available
Challenge Problems
Push your limits with advanced challenges
A factory produces light bulbs, and historically, 3% are defective. If 200 bulbs are selected, what is the probability of finding exactly 6 defective bulbs?
💡 Hint: First find the necessary combination and then apply the probabilities.
In a small town, the average number of accidents at a certain intersection is 1.5 per month. Calculate the probability of observing exactly 3 accidents in a month.
💡 Hint: Remember to compute e raised to the negative of λ.
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