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Question

For problems 7-8, consider the following probability distribution of discrete random variable

x:

 

x  |    P(x)____

0  |    .19

1  |    .36

2  |    .24

3  |    .12

4  |    .06

5  |    .03

 

7.The mean of the random variable x is:

 

 

 

8.The standard deviation of the random variable x is approximately:

Write formula and solve

Top Answer

mean = 1.59... View the full answer

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