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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
Calculate the probability of getting exactly 2 heads when flipping a fair coin 3 times.
💡 Hint: Use the binomial probability formula.
Question 2
Easy
In 5 trials with a success probability of 0.6, find the probability of 1 success.
💡 Hint: Identify n, k, and substitute in the 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 binomial probability formula used to calculate?
- The probability of getting at least k successes
- The probability of getting exactly k successes
- The mean of successes
💡 Hint: Remember, it specifies 'exactly'.
Question 2
True or False: The parameters n and p in a binomial distribution must remain constant.
- True
- False
💡 Hint: Consider the definitions of a binomial setup.
Solve and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
A basketball player has an 80% free-throw success rate. If they take 12 shots, what is the probability that they score at least 10 successful shots?
💡 Hint: Use the cumulative formula: 1 - P(X ≤ 9).
Question 2
In a manufacturing process, 95% of products pass quality control. If 200 products are tested, what is the mean and standard deviation of products that pass?
💡 Hint: Use the mean and standard deviation formulas for binomial distributions.
Challenge and get performance evaluation