Question 1
A discrete random variable X follows a Poisson distribution with mean lambda = 3. What is the variance of X?
Correct Answer:
3
Question 2
If X ~ Binomial(n=10, p=0.3), what is the expected value E(X)?
Correct Answer:
3
Question 3
The moment generating function (MGF) of a random variable is M(t) = exp(2t + 3t^2/2). Which distribution does X follow?
Correct Answer:
Normal with mean 2 and variance 3
Question 4
For an exponential distribution with rate parameter lambda = 0.5, what is the median?
Correct Answer:
1.386
Question 5
Which property uniquely characterises the exponential distribution among continuous distributions?
Correct Answer:
Memorylessness
Question 1
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Prepare with the IAI CS1 Practice Questions - IAI Subject CS1 Actuarial Statistics Exam practice quiz. This question bank includes 100 questions covering distribution, mean, linear, regression, and random. Use it to review important concepts, identify knowledge gaps, and build confidence for the related exam, course, or assessment.

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IAI CS1 Practice Questions - IAI Subject CS1 Actuarial Statistics Exam

This practice set contains 100 questions from the matching question bank and focuses on distribution, mean, linear, regression, and random. Work through each question carefully, review the provided solutions, and revisit topics that need more study before your next attempt.

This is an independent study resource intended for practice and review; it is not an official examination or an endorsement by any organization named in the title.

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