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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What shape does the normal distribution take?
💡 Hint: Think about the symmetry and average.
Question 2
Easy
What are the two outcomes in a binomial distribution?
💡 Hint: Consider scenarios like flipping a coin.
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
Which of the following is a characteristic of the normal distribution?
- Flat shape
- Bell shape
- Skewed shape
💡 Hint: Visualize the distribution curve.
Question 2
True or False: The binomial distribution can have more than two outcomes.
- True
- False
💡 Hint: Think about the meaning of 'bi' in binomial.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
A factory knows the average number of defective items in a batch of 100 is 5. If the defects follow a normal distribution, what is the probability of having 3 defects?
💡 Hint: Calculate using mean and standard deviation.
Question 2
A call center receives an average of 4 calls per hour. What is the probability of receiving exactly 5 calls in the next hour?
💡 Hint: Remember: P(X=k) = (lambda^k * e^(-lambda)) / k!.
Challenge and get performance evaluation