Below is NOT a probability distribution. Choose TWO reasons why It is not considered as probability distribution. x P(x) 1 /4 2 3/2 3 2/3 GA P(2) is greater than 1 OB. P(a) is less than 1. aC. P(x) is equal to1 OD EP) is not equal to 1.
Below is NOT a probability distribution. Choose TWO reasons why It is not considered as probability distribution. x P(x) 1 /4 2 3/2 3 2/3 GA P(2) is greater than 1 OB. P(a) is less than 1. aC. P(x) is equal to1 OD EP) is not equal to 1.
A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
Section: Chapter Questions
Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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Transcribed Image Text:Below is NOT a probability distribution. Choose TWO reasons why It is not considered as probability distribution.
x P(x)
O 1/7
1 1/4
2 3/2
3 2/3
GA P(2) is greater than L
O B. P(3) is less than 1.
a C. ĮP(x) Iis equal to 1
OD P(x) Is not equal to 1.
Transcribed Image Text:Which must be the probability of each value of a discrete random variable?
O AD2 P(x) 21
O B.O > P(x) > 1
O c.O SP(x) s1
O DO P(x) >1
Which of the following represents the probablity distribution of a random variable?
O A
x P(x)
20%
30%
2
25%
3
35%
OB.
x P(x)
O 1/4
1/2
2 1/2
3 1/4
X P(x)
O 1.25
1 a.50
2 0.40
3 D.10
OD.
x P(x)
O VID
12/10
2 5/10
3 2/10
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