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12. What must be the value of the probability of each random variable? А. Р(X) 2 0 C. -1 < P(X)<1 D. P(X)<1 13. What is the sum of the probabilities of all values of the random variable? B. 0< P(X) < 1

12. What must be the value of the probability of each random variable? А. Р(X) 2 0 C. -1 < P(X)<1 D. P(X)<1 13. What is the sum of the probabilities of all values of the random variable? B. 0< P(X) < 1

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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Please answer 12, 13 and 14
12. What must be the value of the probability of each random variable? А. Р(X) 2 0 B. 0S P(X) < 1 13. What is the sum of the probabilities of all values of the random variable? Α. ΣΡΧ) =0 B. ΣΡ(Χ)= 1/10 14. If two socks drawn consecutively without replacement from a drawer containing 4 red socks and 5 green socks. If the value of the random variable X represents the number of green socks, what is the probability of getting two green socks? А. 1/2 В. 1/3 C. -1 < P(X) <1 D. P(X)<1 C. ΣΡ(Χ) 1 D. ΣΡ(Χ) - 10 С. 1/4 D. 1/8
Transcribed Image Text:12. What must be the value of the probability of each random variable? А. Р(X) 2 0 B. 0S P(X) < 1 13. What is the sum of the probabilities of all values of the random variable? Α. ΣΡΧ) =0 B. ΣΡ(Χ)= 1/10 14. If two socks drawn consecutively without replacement from a drawer containing 4 red socks and 5 green socks. If the value of the random variable X represents the number of green socks, what is the probability of getting two green socks? А. 1/2 В. 1/3 C. -1 < P(X) <1 D. P(X)<1 C. ΣΡ(Χ) 1 D. ΣΡ(Χ) - 10 С. 1/4 D. 1/8
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