Probability Distributions MCQ Test: Probability Distributions MCQs - Practice Questions
1. What is the primary use of a t-distribution in statistical analysis?
2. Which probability distribution is commonly used to model the number of successes in a fixed number of independent Bernoulli trials?
3. What is the difference between Type I and Type II errors in hypothesis testing?
4. Which of the following is a characteristic of a chi-square distribution?
5. Which distribution is appropriate for modeling the number of events in a fixed interval of time or space?
6. What is the key assumption of the t-test for independent samples?
7. What is the primary purpose of regression analysis?
8. In a chi-square test, what does the chi-square statistic measure?
9. Which term is used to describe the 'shape' of a probability distribution?
10. Which term is used to describe the 'spread' of a probability distribution?