You have 5 freshmen, 6 sophomores, 10 juniors, and 2 seniors in your probability class. The teacher
Question:
a. What is the probability all 3 students will be juniors?
b. What is the probability all 3 students will be from the same year?
c. What is the probability that at least one student will be a junior?
d. Given that at least one student will be a freshman, what is the probability that all 3 students will be freshmen?
e. What is the expected number of juniors selected each day?
f. What is the standard deviation of the number of juniors selected each day?
g. Assume that, every day, the teacher uses the same random method of selecting 3 students from the whole class. It is possible for the same student to be called on 2 days in a row but not twice in one class. What is the probability that the teacher will select only juniors for 2 days in a row? What distribution is this?
Distribution
The word "distribution" has several meanings in the financial world, most of them pertaining to the payment of assets from a fund, account, or individual security to an investor or beneficiary. Retirement account distributions are among the most...
Fantastic news! We've Found the answer you've been seeking!
Step by Step Answer:
Related Book For
Introduction to Probability
ISBN: 978-0716771098
1st edition
Authors: Mark Daniel Ward, Ellen Gundlach
Question Posted: