Which of the following is NOT a true statement? o a. The sum of all probabilities in a probability distribution is always equal to one. O b. Random variables can have more than one value. O . The probability of the value of a random variable can never be zero. o d. The value of a random variable could be zero. Which formula gives the probability distribution shown in the table below? Probablity Distributlo x 1 2 3 P(x) 1/6 1/3 1/3 o a. (x)=1/x O b. P(x)=1/6 O c. P(x)=x/6 o d. P(x)=6/x

A First Course in Probability (10th Edition)
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ISBN:9780134753119
Author:Sheldon Ross
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Which of the following is NOT a true statement?
o a. The sum of all probabilities in a probability distribution is always equal to one.
O b. Random variables can have more than one value.
O . The probability of the value of a random variable can never be zero.
o d. The value of a random variable could be zero.
Which formula gives the probability distribution shown in the table below?
Probabllity
Distributlo
x 1 2 3
P(x) 1/6 1/3 1/3
O a. P(x)=1/x
O b. P(x)=1/6
O . (x)=x/6
O d. P(x)=6/x
Transcribed Image Text:Which of the following is NOT a true statement? o a. The sum of all probabilities in a probability distribution is always equal to one. O b. Random variables can have more than one value. O . The probability of the value of a random variable can never be zero. o d. The value of a random variable could be zero. Which formula gives the probability distribution shown in the table below? Probabllity Distributlo x 1 2 3 P(x) 1/6 1/3 1/3 O a. P(x)=1/x O b. P(x)=1/6 O . (x)=x/6 O d. P(x)=6/x
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