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1. A random variable, X, follows a hypergeometric distribution with N=50, a-10 and n=6. Which of the following is NOT a possible value for X? A. 0 A. 0.004 B. 4 2. A random variable, X, has a mean of 100 and variance of 64. Which of the following is not a possible value for P(84 < X<116)? A. 25% A. P(X> 8) B. 75% C. 6 A. binomial 3. It is known that the number of misprints on a textbook page follows a Poisson distribution with a mean of 0.004. Which of the following is the standard deviation of the number of misprints on a textbook of 475 pages? B. 0.063 C. 85% D. 10 C. 1.9 D. 95% 4. X is a discrete random variable, which of the following quantities is the same as P(X≥ 8)? B. 1-P(X<8) C. 1-P(X> 8) D. 1.378 D. 1- P(X≤8) 5. Which of the following random variables could have a variance greater than its mean? B. hyper-geometric C. geometric D. Poisson

1. A random variable, X, follows a hypergeometric distribution with N=50, a-10 and n=6. Which of the following is NOT a possible value for X? A. 0 A. 0.004 B. 4 2. A random variable, X, has a mean of 100 and variance of 64. Which of the following is not a possible value for P(84 < X<116)? A. 25% A. P(X> 8) B. 75% C. 6 A. binomial 3. It is known that the number of misprints on a textbook page follows a Poisson distribution with a mean of 0.004. Which of the following is the standard deviation of the number of misprints on a textbook of 475 pages? B. 0.063 C. 85% D. 10 C. 1.9 D. 95% 4. X is a discrete random variable, which of the following quantities is the same as P(X≥ 8)? B. 1-P(X<8) C. 1-P(X> 8) D. 1.378 D. 1- P(X≤8) 5. Which of the following random variables could have a variance greater than its mean? B. hyper-geometric C. geometric D. Poisson

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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1. A random variable, X, follows a hypergeometric distribution with N=50, a=10 and n=6. Which of the following is NOT a possible value for X? A. 0 A. 25% 2. A random variable, X, has a mean of 100 and variance of 64. Which of the following is not a possible value for P(84 < X<116)? A. 0.004 B. 4 B. 75% A. P(X> 8) C. 6 A. binomial 3. It is known that the number of misprints on a textbook page follows a Poisson distribution with a mean of 0.004. Which of the following is the standard deviation of the number of misprints on a textbook of 475 pages? B. 0.063 C. 85% D. 10 C. 1.9 D. 95% 4. X is a discrete random variable, which of the following quantities is the same as P(X2 8)? B. 1-P(X<8) C. 1-P(X> 8) 5. Which of the following random variables could have a variance greater than its mean? C. geometric B. hyper-geometric D. 1.378 D. 1- P(X≤8) D. Poisson
Transcribed Image Text:1. A random variable, X, follows a hypergeometric distribution with N=50, a=10 and n=6. Which of the following is NOT a possible value for X? A. 0 A. 25% 2. A random variable, X, has a mean of 100 and variance of 64. Which of the following is not a possible value for P(84 < X<116)? A. 0.004 B. 4 B. 75% A. P(X> 8) C. 6 A. binomial 3. It is known that the number of misprints on a textbook page follows a Poisson distribution with a mean of 0.004. Which of the following is the standard deviation of the number of misprints on a textbook of 475 pages? B. 0.063 C. 85% D. 10 C. 1.9 D. 95% 4. X is a discrete random variable, which of the following quantities is the same as P(X2 8)? B. 1-P(X<8) C. 1-P(X> 8) 5. Which of the following random variables could have a variance greater than its mean? C. geometric B. hyper-geometric D. 1.378 D. 1- P(X≤8) D. Poisson
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