COMPREHENSIVE EXAM 2026 QUESTIONS
WITH SOLUTIONS GRADED A+
◉ Probability distribution. Answer: Tracks outcomes and associated
probabilities
◉ Random variable. Answer: Value in a random experiment
◉ Discrete random variable. Answer: Takes finite or countable values
◉ Continuous random variable. Answer: Takes countless values in an
interval
◉ Probability density curve. Answer: Represents probabilities for
continuous outcomes
◉ Mean. Answer: Represented by µ
◉ Standard Deviation. Answer: Represented by σ