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Find out whether each of distributions given below represents a probability distribution. Justify your answer.

A)   

x

1

2

3

4

P(x)

0.25

5/12

1/3

1/6

 

 

B) 

x

3

6

8

P(x)

0.1

3/5

0.3

 

 

C)  

x

20

30

40

50

P(x)

0.2

-0.2

0.7

0.3

 

Statistics and Probability, Statistics

  • Category:- Statistics and Probability
  • Reference No.:- M917784

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