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6. In a certain Statistics class of a certain college, it is known that a student will pass with 3 chance. The class is composed of 15 students. If a student passes or fails the class has no influence on the performance of any other student. For the random variable S15 that counts the amount of passes in the class, calculate the following: (a) (b) What is the probability that all students fail the class? What is the probability that at least two students will pass? Hint: Use a suitable property.

6. In a certain Statistics class of a certain college, it is known that a student will pass with 3 chance. The class is composed of 15 students. If a student passes or fails the class has no influence on the performance of any other student. For the random variable S15 that counts the amount of passes in the class, calculate the following: (a) (b) What is the probability that all students fail the class? What is the probability that at least two students will pass? Hint: Use a suitable property.

MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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6. In a certain Statistics class of a certain college, it is known that a student will pass with 3 chance. The class is composed of 15 students. If a student passes or fails the class has no influence on the performance of any other student. For the random variable S15 that counts the amount of passes in the class, calculate the following: (a) (b) What is the probability that all students fail the class? What is the probability that at least two students will pass? Hint: Use a suitable property.
Transcribed Image Text:6. In a certain Statistics class of a certain college, it is known that a student will pass with 3 chance. The class is composed of 15 students. If a student passes or fails the class has no influence on the performance of any other student. For the random variable S15 that counts the amount of passes in the class, calculate the following: (a) (b) What is the probability that all students fail the class? What is the probability that at least two students will pass? Hint: Use a suitable property.
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