Probability function of a discrete random variable is given in the table

mathematics

Description

Example 1

Probability function of a discrete random variable is given in the table

 

x

0

1

2

P(x)

0.3

0.6

0.1

 

a) Determine the value of the distribution function at point x = 6.

b) Determine the expected value.

 

 

 

 

 

Example 2

Calculate the expected value of the continuous random variable with the density function

 for

 

         = 0 otherwise

 

 

 

Example 3

A certain party received 25% of the votes in an election. Determine the probability that among the 10 voters addressed there will be no more than 4 voters of that party.

 

Instruction Files
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