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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is the probability of getting exactly 2 heads when flipping a fair coin 3 times?
💡 Hint: Use the formula with n = 3 and p = 0.5.
Question 2
Easy
Calculate the mean for a binomial distribution where n = 4 and p = 0.25.
💡 Hint: Remember the formula for mean.
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 does the binomial distribution model?
- Count of failures
- Count of successes in trials
- Sum of all trials
💡 Hint: Think about what outcomes we're measuring.
Question 2
True or False: The mean of a binomial distribution is always greater than zero.
💡 Hint: Consider the value of p in the formula.
Solve 2 more questions and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
A bakery produces 200 loaves of bread daily, estimating 5% are defective. Using binomial distribution, calculate the probability of getting exactly 15 defective loaves in a day.
💡 Hint: Utilize the binomial formula with correct values.
Question 2
In a survey of 150 people, the probability of selecting someone who prefers tea is 0.4. Calculate the probability that at least 60 people prefer tea.
💡 Hint: Use binomial cumulative distribution to simplify calculations.
Challenge and get performance evaluation