Consider the following problem: Consider an experiment of throwing a fair die. Let X be a random variable which assigns 1 if an even number appear and 0 if an odd number appear. 13. What are the values of the random variable X? A. 0 В. 1 C. O and 1 D. 1, 2, 3, 4, 5, and 6 14. Which of the following is the probability distribution (or pmf) of X? A. P(0)=0 В. Р(1)-1 P(0) - P(1)=} P(1) =,P(2)=,P(3)=,P(4)= P(5)= P(6) = C. D.
Consider the following problem: Consider an experiment of throwing a fair die. Let X be a random variable which assigns 1 if an even number appear and 0 if an odd number appear. 13. What are the values of the random variable X? A. 0 В. 1 C. O and 1 D. 1, 2, 3, 4, 5, and 6 14. Which of the following is the probability distribution (or pmf) of X? A. P(0)=0 В. Р(1)-1 P(0) - P(1)=} P(1) =,P(2)=,P(3)=,P(4)= P(5)= P(6) = C. D.
Chapter8: Sequences, Series,and Probability
Section8.7: Probability
Problem 11ECP: A manufacturer has determined that a machine averages one faulty unit for every 500 it produces....
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probability
Transcribed Image Text:Consider the following problem: Consider an experiment of throwing a fair die. Let X be
a random variable which assigns 1 if an even number appear and 0 if an odd number appear.
13. What are the values of the random variable X?
А. 0
В. 1
C. 0 and 1
D. 1, 2, 3, 4, 5, and 6
14. Which of the following is the probability distribution (or pmf) of X?
А. Р(0) -0
В. Р(1) -1
C.
D.
Suppose X is an outcome in throwing a fair die.
15. Find the mean (or expected value) of X?
A. 0.583
B. 0.333
C. 0.667
D. 0.833
16. Find the variance of X?
A. 15.833
B. 14.583
C. 12.843
D. 11.538
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