Samples of rejuvenated mitochondria are mutated (defective) in 10% of cases. Suppose a study needs to have 5 mutated samples, and they keep testing samples until they get the desired number. Assume the samples are independent for the mutation, let X denote the number of not mutated samples being tested until 5 mutated samples are found, (a) Find P(X=20) [Select] (b) Find E(X) [Select] (c) Find V(X) [Select]
Samples of rejuvenated mitochondria are mutated (defective) in 10% of cases. Suppose a study needs to have 5 mutated samples, and they keep testing samples until they get the desired number. Assume the samples are independent for the mutation, let X denote the number of not mutated samples being tested until 5 mutated samples are found, (a) Find P(X=20) [Select] (b) Find E(X) [Select] (c) Find V(X) [Select]
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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![Samples of rejuvenated mitochondria are mutated (defective) in 10%
of cases. Suppose a study needs to have 5 mutated samples, and they
keep testing samples until they get the desired number. Assume the
samples are independent for the mutation, let X denote the number of
not mutated samples being tested until 5 mutated samples are found,
(a) Find P(X=20) [Select]
(b) Find E(X) [Select]
(c) Find V(X) [Select]](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F5dfcde0a-cc8e-4f7e-b5e2-9ec6ad36a3c9%2F98357afa-0f73-4907-8c5a-a7bfe8e1a1ff%2Fjtqpoi2_processed.png&w=3840&q=75)
Transcribed Image Text:Samples of rejuvenated mitochondria are mutated (defective) in 10%
of cases. Suppose a study needs to have 5 mutated samples, and they
keep testing samples until they get the desired number. Assume the
samples are independent for the mutation, let X denote the number of
not mutated samples being tested until 5 mutated samples are found,
(a) Find P(X=20) [Select]
(b) Find E(X) [Select]
(c) Find V(X) [Select]
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