P(0 < x <2) = 0.15; P(x > 3) = 0.3; P(x-4)=0.2 y P(x < 3) = 0.4

College Algebra (MindTap Course List)
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Chapter2: Functions And Graphs
Section2.CR: Chapter Review
Problem 53E
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A discrete random variable X can take the values 1, 2, 3, 4, 5. The information The information we have regarding its probabilities is as follows: (see image)

a. Write the probability function. 
b. Calculate the mean 
c. Calculate the standard deviation 

 

P(0 < x <2) = 0.15; P(x > 3) = 0.3; P(x-4)=0.2 y
P(x < 3) = 0.4
Transcribed Image Text:P(0 < x <2) = 0.15; P(x > 3) = 0.3; P(x-4)=0.2 y P(x < 3) = 0.4
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